They have studied ________ six o’clock

1. They have studied ________ six o’clock.
A. in B. at C. since D. for
2. My mother was ________ last night, so we went out for dinner.
A. tired enough to cook C. too tired to cook
C. very tired to cook D. tired for cooking
3. She has___________ over 30 pages since yesterday.
A. written B. wrote C. was writing D. Write
4. ________ you have lived in this town? – For nearly 20 years.
A. How much B. How many C. How far D. How long
5. They ________ a holiday for ten years.
A. haven’t had B. didn’t have C. don’t have D. aren’t having
6. Costumers are more________ with a new a shopping mall.
A. convenient B. conveniently C. convenience D. unconveniently
7. She advised me ____________ late.
A. not B. not to be C. not be D. not being
8. Customers can shop in ________ in the new shopping mall in town.
A. concern B. convenience C. comfort D. community
9. He enjoys _________to music while he’s studying.
A. to listen B. listening C. to listening D listen.
10. _________. – It’s about 20 years.
A. How old have you been there ? B. How many have you been there?
C. How much have you been there ? D. How much was you there ?