--- Has Li Lei finished his work today?
--- I have no idea, but he ______ it when I saw him this morning.
| A．was doing | B．would do | C．had done | D．would have done |
The doctor is skilled at treating heart trouble and never accepts any gift from his patients, so he has a very good ______
| A．expectation | B．reputation | C．contribution | D．civilization |
–Have you finished your university education?
-- Yes. I ________ in Shandong University for five years.
| A．had studied | B．have studied | C．study | D．studied |
Fill in the blanks with articles where．
| A．necessary | B．necessarily | C．is necessary | D．it necessary |
--What made her so upset?
-- __________
| A．Lost her bike. | B．Losing her bike, |
| C．She lost her bike . | D．Because of losing her bike. |
—Sorry, Mr. Wang. I didn’t finish the assignment yesterday.
Oh, you ________ have done it as yesterday was the deadline.
| A．must | B．mustn’t | C．should | D．shouldn’t |