KT lan 2H10
KT lan 2H10
... lµ mét kim lo¹i kiềm thổ. Hoµ tan hoµn toµn 14,4 g X vµo 36,5 g dd HCl thu ®ỵc 13,44 lit H 2 (®ktc). 1) Xác đònh vò trí và cấu tạo của X trong bảng hệ thống tuần hoàn các nguyên tố. 2) Tính khối
Ngày tải lên: 14/10/2013, 20:11
Đề KT lần 1 kì 2 số 01
... of.................... resources A. natural B. naturalize C. nature D. naturally 16. The rice plants will die if the rice paddies …… polluted A. are B. will be C. is D. be 17. The solar energy ... out tonight. – Let’s …………………………………………………………………………………….. 2. His bike was broken so he borrowed Lan& apos;s bike. - Because...............................................................................
Ngày tải lên: 07/08/2013, 01:26
KT Lần 1 HK 2
... c-solution d-household Question3: Choose the word (a ,b ,c or d )that is best fits each of the blank spaces: (2pts): Environment pollution is a term that(1)_____ to all the ways by which man pollutes ... various other ways. (5)_________, people ruin natural beauty by scattering and littering on the land and in the water. They operate machines and motor vehicles that fill the air with (6)_____...
Ngày tải lên: 29/08/2013, 10:13
KT lan 2 lop 11
... biggest challenges the volunteer mentioned in the article? B/ Circle your best answer to fill in the blank (1m) A (1)…………………………….party is celebration that occurs to celebrate the birth of the person ... cake is brought to the table, the song is generally sung. A birthday party may even be an event planned carefully through a party service 1. A wedding B. birthday C. anniversary D. all are cor...
Ngày tải lên: 26/09/2013, 06:10
KT lan 2 (E11)
... gerund + Perfect gerund + Perfect participle. 3. Reading: + Cloze reading: Read and fill in the blanks of a thank-you letter with suitable words. + Reading comprehension : Read a passage and answer ... ........... of $5,000 from a company. A. amount B. letter C. help D. donation III. Fill in each blank of the letter with one suitable word: (1p) Dear Mr Hallinen, I must write and thank you ......
Ngày tải lên: 04/10/2013, 15:15
ĐỀ KT LẦN 1 - LỚP 2.
... ……………………………… 38 dm – 12 dm = …………………… 12 kg + 8 kg – 10 kg = …………………………….. 5/ Bạn Lan cân nặng 38 kg , bạn Hà nhẹ hơn bạn Lan 7 kg. Hỏi bạn Hà nặng bao nhiêu ki-lô-gam ? ( 2 đ ) ……………………………………………………………………………………………………………………………………………………………………
Ngày tải lên: 09/10/2013, 20:11