Toán 9

Nhân ngày hội khóa lớp trường.Ban tổ chức khóa dự định th phịng họp có 120 ghế ngồi, buổi tổ chức có 160 người tham dự nên phải kê thêm dãy ghế đủ chỗ ngồi.Tính số dãy ghế ban đầu ban tổ chức.Biết số dãy ghế ban đầutrong phòng lớn 20 dãy ghế số ghế dãy  TENSES I Put the verbs in parentheses into the correct tense: When the light went out, I (make)……………….a cake, so I(have)……………….to finish it in the dark When he ( return)……………… , I will give him the keys Jack is trying to give up smorking He ( not/have)……………any cigarette for a week You ( wear)…………………your new hat when I ( meet)……………………you yesterday on the way to supermarket While my son ( play)……………the piano, my daughter ( learn) …………… English through the songs Yesterday, I (walk)…………………….a long the street when I ( realise) ……………….that a man with a black beard ( follow)……………………….me Jackson thanked me for what I ( )………………………….for him I am sorry I ( forget)………………………that fellow’s name already Marry ( look)…………………….no trouble with my English lesson up to now 10 Michael ( work)……………………thirty – eight hours e week 11 At present, that author ( write)…………………….a historical novel 12 The weather generally ( get )………………quite hot in May and June 13 Fred’s brother( just/graduate)…………………………from Oxford university 14 You ( ever/be ) to England? - ……………………………………………………? - Yes, We ( go)………………………….there three years ago 15 Laura’s mother ( have)…………………….a headache for several hours 16 Do you think it ( rain)……………………… tomorrow? 17 I am very hungry because I ( not/have)…………………………… breakfast or lunch 18 By the time I got to Linh’s house, she ( already/ leave)………………………… for work 19 When we (get)…………………….to the restaurant, we ( find )………………… that nobody had remembered to reserve a table 20 I’m going to bed I ( work )…………………………for hours, and I’m so tired now 21 “ Good morning! Can I help you?” “ Yes, I ( bring)…………………… my watch to you for repair four weeks ago Is it ready yet?” 22 I wanted to be the first to tell her the news, but I ( be)………………….too late Someone ( already/ tell) …………………………………her that news 23 The girl ( sit)…………………….next to our form – teacher is very clever and beautiful 24 My uncle ( make)……………………….a speech on Friday 25 Oh dear! Look out the window It ( rain )……………………… 26 They ( build)………………………a new house in this corner of the street right now 27 When Mr Google (come)……………………to the party this afternoon, he ( bring)……………………………along some children 28 How many films you ( see) this month? .? 29 They (not/come) …………………………home until they ( ses) ……………….everything 30 John ( )……………………… the test again at the moment because he ( not/pass)……………………………in the first time 31 An English Speaking contest (hold) at my school next week 32 What (happen) when they arrives? 33 My mother always (go) to work by bus 34 I’m very bored My mother always (complain) about her housework 35 it (rain) when you (go) out ? 36 At 9.00 last night Mrs Green ( wash) the dishes while the children (play) .game 37 I (talk) about him when suddenly he ( come) in 38 While I (go) to school yesterday, I (meet) him 39 When we (have) dinner last night, the lights (go) out ... he ( bring)……………………………along some children 28 How many films you ( see) this month? .? 29 They (not/come) …………………………home until they ( ses) ……………….everything 30 John ( )……………………… the test... mother always (complain) about her housework 35 it (rain) when you (go) out ? 36 At 9. 00 last night Mrs Green ( wash) the dishes while the children (play) .game 37 I (talk) ... about him when suddenly he ( come) in 38 While I (go) to school yesterday, I (meet) him 39 When we (have) dinner last night, the lights (go) out