past simple regular and irregular verbs exercises pdf

... I. Past simple (irregular verbs) . 1. I ___________ (loose) my watch in the park. 2. David ___________ (not hurt) his knee. 3. I kicked the ball and it ___________ (break) a window. Past simple: ... knee. 3. I kicked the ball and it ___________ (break) a window. Past simple: regular and irregular verbs. Exercises A. Complete the sentences. Ejemplo: I didn´t watch TV last night. 1. ... lunch I ________ for a few hours, I ________ tired! H. Complete with past simple (regular verbs) . 1. I opened the door and ___________ (look) inside. 2. Who ___________ (close) all the windows?...

Ngày tải lên: 27/06/2014, 21:20

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Ngày tải lên: 10/10/2013, 01:11

... that remain unchanged and ensure that, given the infinitive and the regular expressions, one can work backwards and produce the correct conjugation. For a clearer understanding of one such rule, Table ... most verbs (3,330) is the one modelling those from the 1st conjugational class (whose infinitives end in ”a”) which conjugate with the ”ez” suffix and are regular, namely rule 7, created for verbs like ... corresponding to the features w, a, etc. and zeros in the rest. In this particular case, there is no difference between binary and count 526 rule no. verbs 1 547 2 8 3 18 4 5 5 8 6 16 7 3330 8...

Ngày tải lên: 17/03/2014, 22:20

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Ngày tải lên: 18/10/2014, 12:00

... recently, don’t you think? 6 My grandfather died 30 years ago. I (never/meet) him. 4. Fill in the blanks with modals: must - have to - ought to - used to 1. You wash your hands before meals. 2. It’s ... weak. I wear glasses. 5. Give the correct tenses of the verbs in brackets: 1. I’m sorry you’re leaving. I hope you ….…… …………………………… (come) back and (see) ….…… …………………………… us soon 2. I think she (buy) ... seventeen. In the play, she must appear in a bright red dress and long black stockings. Last year in another play, she had to wear short socks and a bright, orange-colored dress. If anyone asks her...

Ngày tải lên: 08/07/2013, 01:27

... ………………………………………………………………………………………………… TOPIC 2: OUR PAST PERIOD 8: PRESENT SIMPLE, PAST SIMPLE AND PREPOSITIONS OF TIME A. Theory: 1. Present simple and past simple: Tenses Affirmation Negation Interrogation Present simple S + am/ ... morning, Tuan and his father go jogging around Xuan Huong Lake. Hoa and her mother walked along Bui Thi Xuan Street and then visited the flower garden. Hoa liked it very much and the flowers ... present/ this time/ the moment/ … - AFTER / BEFORE + time - BETWEEN + time and time B. Exercises: I. Put the verbs in the present simple tense 1. We often (do) ____________ homework after dinner. 2....

Ngày tải lên: 09/07/2013, 01:26

... Past simple (Thì quá khứ đơn) Simple Past là thì quá khứ đơn. Để viết câu ở thì Simple Past ta chia động từ ở dạng past của nó. Hầu hết các động từ khi ... các động từ có qui tắc (Regular Verbs) . Một số động từ khi đổi sang dạng quá khứ sẽ thay đổi luôn cả từ. Các động từ này được gọi là các động từ bất qui tắc (Irregular Verbs) . Để biết cách ... hold :held to meet :met to stand :stood to mean :meant to read /rid/ :read /red/ to sit :sat to take :took to think :thought * Chúng ta dùng thì Simple Past để chỉ một sự việc đã xảy...

Ngày tải lên: 19/01/2014, 17:20

... multi - word verbs and the meaning of some particles. Introductory unit What are multi - Multi - word verbs are verbs that combine with one or two particles word verbs? (a preposition and/ or ... preposition and adverb collocations. and idiomatic expressions. Students will find staged guidance in understanding the systems, and are given a variety of exercise practice in recognition and production. ... production. Phrasal Verbs and Idioms will find its place in self - access centres, for learners to study on their own: and teachers will welcome the texts, listenings, explanations, and exercises. ...

Ngày tải lên: 24/01/2014, 08:20

... starting points and select the earliest ones. If two or more candidates start at the same point, their ending points are compared and the longest candidate is selected. Therefore, the candidates overlapping ... the selected candidate are removed from the candidate set. Thisprocedure is repeated until the candidate set becomes empty. The rank of a candidate starting at the - th word boundary and ending ... the candidate for the definition of . According to this ordering, two candidates can have the same rank. One of them might assert that a certain word is an organization’s name and an- other candidate...

Ngày tải lên: 08/03/2014, 05:20

... of correct gold verbs in the clustering and the total number of gold verbs in the clustering 6 : mP UR =  C∈Clustering,|prev(C)|>1 |prev(C) ∩ C| Verbs Gold∩Clustering , where Verbs Gold∩Clustering is ... (http://www.google.com/dictionary) and Dicovalence (van den Eynde and Mertens, 2003). 3 The training data consists of the verbs and Verbnet classes used in the gold standard presented in (Sun et al., ... the approach to verbs occurring at least 4000 times (43 verbs) with an F-measure of 65.4. On the other hand, Falk and Gardent (2011) present a classification approach for French verbs based on...

Ngày tải lên: 30/03/2014, 17:20

... load and constant temperature gradient ∆T. 4 Modeling and Simulation of Thermoelectric Energy Harvesting Processes Piotr Dziurdzia AGH University of Science and Technology in Cracow Poland ... Peltier effect Q c1 and Q h1 , Joule heat Q c2 and Q h2 , heat conduction Q c3 and Q h3 . In case of the Joule heat it is assumed that one half of it dissipates at the cold side and the other half ... Sustainable Energy Harvesting Technologies – Past, Present and Future 116 resistive load R L , the voltage V S forces a Peltier current I flow, and in consequence there appears a Joule heat...

Ngày tải lên: 19/06/2014, 08:20

... Circuits and Systems, vol.2, no.4, pp.251-259, 2008. 168 Sustainable Energy Harvesting Technologies – Past, Present and Future 14 Sustainable Energy Harvesting Technologies: Past, Present and Future At ... Energy Harvesting Technologies – Past, Present and Future 10 Sustainable Energy Harvesting Technologies: Past, Present and Future 4. Hybrid flexible energy harvesting and energy storage The proposed ... Technologies – Past, Present and Future Wearable Energy Harvesting System for Powering Wireless Devices 5 Barbic et al. (1999), rated voltage at about 1.5 V and capacity of ≈ 30 mAh) in prototype and to...

Ngày tải lên: 19/06/2014, 08:20

... http://www.secomtel.com/UpFilesPDF /PDF/ Agilent /PDF_ DOCS/SKYDIODE/ 03_ SKYDI/HSMS2850 .PDF (Last accessed on 13 July, 2011) [6] McSpadden, J. et al., H. (1992). Theoretical and Experimental Investigation ... temperature sensor with WLAN at 2.4 GHz (ISM band). An ISM band sleeve antenna is used for the transmission. Using the cellular band rectenna shown and discussed in Section 2.5.1, at least 3.14 ... Harvesting Technologies – Past, Present and Future 254 The transmitter consists of one-chip microcomputer (MCU) PIC16F877A and wireless module nRF24L01P for the control, and MCU can be connected...

Ngày tải lên: 19/06/2014, 08:20

... woman had a hand in getting her friend fired from her job. have a handle on (something) - have control or an understanding of something I finally have a handle on my work and it is going ... hide his face in shame after he lost his job. high Idioms high and dry - stranded, abandoned They left the manager high and dry when they moved the company to Europe. Mr_doody2004@yahoo.com ... Mr_doody2004@yahoo.com 292 to hand it to (someone) - to give credit or praise to someone You have to hand it to our manager for working hard and being successful with his business. a hand-me-down -...

Ngày tải lên: 08/07/2014, 20:20

... for the moment and has no money saved for the future. live from hand to mouth - live on little money and in poor circumstances Her brother is an artist and must live from hand to mouth because ... situation We landed up in the suburbs although we were trying to go downtown. landslide victory - a very substantial victory (usually in an election) My favorite candidate won a landslide victory ... problems that happened in the past "We need to let bygones be bygones and forget about our past differences." let down one`s hair - relax, act freely and naturally Everybody at...

Ngày tải lên: 08/07/2014, 20:20

Ngày tải lên: 08/07/2014, 20:20

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Ngày tải lên: 24/07/2014, 02:20