Nêu công thức Thì quá khứ hoàn thành

Nêu công thức Thì quá khứ tiếp diễn 

Nêu công thức THÌ QUÁ KHỨ ĐƠN 

Nêu công thức Thì hiện tại hoàn thành tiếp diễn

Hòa tan hết 4,0g oxit Fe­_xO_y cần dùng 52,14 ml dung dịch HCl 10% (D = 1,05g/ml). Để khử hóa hoàn toàn 4,0g oxit sắt này cần ít nhất thể tích khí CO (đktc) là:

A. 1,68 lít.

B. 1,545 lít.

C. 1,24 lít

D. 0,056 lít.

Nêu công thức Thì hiện tại tiếp diễn

Mặt trân Nhân dân được thành lập ở Nhật Bản là kết quả của

A. Cuộc vận động, tập hợp đông đảo quần chúng nhân dân

B. Cuộc biểu tình phản đối chính sách thống trị của nhà nước

C. Cuộc vận động đoàn kết của giai cấp công nhân và nhân dân lao động

D. Cuộc biểu tình phản đối chính sách xâm lược của giới cầm quyền Nhật Bản

Cau hoi :

1. Nam is too young, so he can't take part in the project to be trained to be---- an astronaut. 
2. What - dangerous thing to do! You might have been killed. 
3. Language, the --- we express ourselves, is avitsl part of learning. 
4. People used to think that heavy things always fell faster ---- light things. 
5. -- you can give a reasonable explanation for your bad behavior last night. I'll forgive you. 
6. Ha Noi is the capital of Viet Nam, the political, economic, cultural, com------- and tourist center of the country. 
7. I an writting to explain ----- the dirt and smoke which come from your factory chimneys. 
8. Recently in Greece many parents complained ----- the difficult homework which teachers gave to their children. 
9. The baby is crying. ---- you look after him while I prepare his milk? 
10. Despite --- illness, he went to the station with his friends. 
11. It is impossible --- them to enter the country at present. 11 for 
12. He doén't ask me for help, possibly because I never ask him --- help. 
13. Tim is --- of the participants on a boat trip on LAke Michigan. 
14. Tuan, --- studies the best of us , is very active. 
15. The ---- of British currency is the pound sterling: 1 pound=100 pence. 
16. please don't interrupt me ---- I'm talking. 
17. ----ough John was the eldaest in the family; he always let his sister take charge of the house. 
18. Many people now think that teachers give students --- much homework. 
19. Environmental pollution is a term that tells to all the ways by which --- pollutes his surroundings. 
20. A newspaper is a pubblication containing ----, information and advertising. 
21. The weather ----cast predictes a drop in temperature tomorrow. 
22. My brother is much taller than I--. 
23. Either Pike -- his sister has taken the keys to the car. 
24. She dresses in red -- that everyone will take notice of her. 
25. I couldn't make coffee for everybody. There weren't ----gh cups. 
26. No one dided in the accident, did ----? 
27. Peter is poor, --- he usually helps the handicapped. 
28. We have known each other since we ---- children. 
29. In the United States, people ----- each other with a handshake in a formal introduction. 
30. Hung will write -- essay on the life of President Ho Chi Minh. 
31. Today there are more than 700 million English ----- in the world. 
32. Please --- attention to what I am saying. 
33. She is fond of her nephew in ----- of his terrible behavior. 
34. They have been married --- ten years but they have no children. 
35. Magazines are typically pub------ weekly, biweekly, monthly, bimonnthly or quarterly. 
36. Choose a correct reply of the following expression:"Do you want this one -- that one?"-"I don't mind. You choose"

tRA LOI :1.come 
2.a 
3.way 
4.than 
5.if 
6.mercial 
7.about 
8.about 
9.Will 
10.his 
11.for 
12.for 
13.one 
14.who 
15.unit 
16.when 
17.although 
18.too 
19.man 
20.news 
21.fore 
22.am 
23.or 
24.so 
25.enough 
26.they 
27.but 
28.were 
29.greet 
30.an 
31.users 
32.pay 
33.spite 
34.for 
35.published 
36.or