It suddenly to the teacher that he hadn’t left any assignments(作业) to his students.
| A．happened | B．occurred | C．thought | D．took place |
The first time you talk to a stranger, you should try to ______ him about the personal affairs.
| A．keep asking | B．keep to ask | C．avoid asking | D．avoid to ask |
— How about Thursday morning? Say, 10 o’clock?
— OK. I’ll be expecting you then.
| A．That’s settled. | B．Is that right? |
| C．How are you doing? | D．No way! |
Many graduates wish to find a career _____ they can use what they have studied, but often no such luck.
| A．which | B．what | C．when | D．where |
______ others think of you, you need to have a clear idea of yourself.
| A．Whatever | B．However | C．Whenever | D．Wherever |
I’m sorry I didn’t see you when you entered — I ______ my homework.
| A．am checking | B．was checking | C．has checked | D．checked |