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21. I ______ her recently. The last time we met was at a party.
A. have seen B. haven’t seen C. didn’t see D. saw
22. Junk food causes obesity, ___________ Americans eat a lot of junk food
A. but B. and C. so D. because
23. Her son wants to become a well-known ________ but he has no talent at all.
A. actor B. act C. actress D. action
24. How many ______ do you want?
A. orange juice B. jar of orange juice C. bottle of orange juice D. cartons of orange juice
25. ___________ beer is there in the fridge?
A. How often B. How many C. How much D. How f
EX13. Chọn câu có cùng ý nghĩa với câu cho sẵn.
1. The last time I ate sushi was the last summer.
A. I have eaten sushi since the last summer.
B. I haven’t eaten sushi since the last summer.
2. I last saw her on Monday.
A. I haven’t seen her since Monday.
B. I have seen her since Monday.
3. I haven’t watered this tree for a week.
A. The last time I watered this tree was a week ago.
B. The last time I didn’t water this tree was a week ago.
4. I started collecting stamps last winter.
A. I have collected stamps since last summer.
B. I have started collecting stamps since last summer.
5. How long have you worked as a volunteer?
A. When did you start working as a volunteer?
B. When have you worked as a volunteer?
6. This singer’s last performance was in Jly 20th.
A. This singer has performed since July 20th.
B. This singer hasn’t performed since July 20th.
7. They began playing tennis in the spring of 2012.
A. They have played tennis since the spring of 2012.
B. They haven’t played tennis since the spring of 2012.
8. I last went to the zoo when I was 10.
A. I haven’t gone to the zoo since I was 10.
B. I have gone to the zoo since I was 10.
Chọn câu có cùng ý nghĩa với câu cho sẵn.
1. The last time I ate sushi was the last summer.
A. I have eaten sushi since the last summer.
B. I haven’t eaten sushi since the last summer.
2. I last saw her on Monday.
A. I haven’t seen her since Monday.
B. I have seen her since Monday.
3. I haven’t watered this tree for a week.
A. The last time I watered this tree was a week ago.
B. The last time I didn’t water this tree was a week ago.
4. I started collecting stamps last winter.
A. I have collected stamps since last summer.
B. I have started collecting stamps since last summer.
5. How long have you worked as a volunteer?
A. When did you start working as a volunteer?
B. When have you worked as a volunteer?
6. This singer’s last performance was in Jly 20th.
A. This singer has performed since July 20th.
B. This singer hasn’t performed since July 20th.
7. They began playing tennis in the spring of 2012.
A. They have played tennis since the spring of 2012.
B. They haven’t played tennis since the spring of 2012.
8. I last went to the zoo when I was 10.
A. I haven’t gone to the zoo since I was 10.
B. I have gone to the zoo since I was 10.
I didn't call her up 2 days ago.
I haven't called her for 2 days
Did you finish the test an hour ago?
Have you finished the test for an hour ?
I started playing tennis last year.
I've played tennis since last year
I haven’t seen him for a week
It’s a week since I last saw him
When did you first see her?
How long have you seen her ?
She didn't learn hard in 2005.
She hasn't learned hard since 2005
He has used the computer since he was 19
He began using the computer when he was 19
Peter has watched that film since last month
It’s last month since Peter watched that film
Nếu thấy câu trả lời mik có ích hãy cho mik 1 tick thay lời cảm ơn hay lời đồng tình về bài làm của mik nha 
A
A