Why not___ your teacher for help when you can’t finish ___ it by yourself?
| A．ask; write | B．to ask; writing | C．ask; writing | D．asking; write |
None of them knew what had happened ______ they were told.
| A．until | B．when | C．after | D．though |
The man ______ on the ground was found ______, and was sent to the hospital at once.
| A．lain; dead | B．lying; died |
| C．lying; dead | D．lying; dying |
This is ______ unusual course that is taught in ______ university, but it’s of no use to the real life.
| A．an, a | B．an, an | C．a, an | D．a, a |
--- Let’s go to Mr. Zhang for some advice.
--- He be at home because he has gone to Shanghai for a holiday.
| A．may | B．might | C．can’t | D．must |
Don’t stay up late studying, or you will feel in class the next day.
| A．serious | B．nervous |
| C．excited | D．sleepy |