—Why are your eyes so red？You________have slept well last night.
—Yeah，I stayed up late writing a report.
| A．can't | B．mustn't | C．needn't | D．won't |
--- Did you return the book you borrowed from Tom?
--- Yes, I gave it to him ______ I saw him.
| A．for the moment | B．the moment |
| C．for a moment | D．at the moment |
You _____ have bought the book for me, but thank you all the same.
| A．shouldn’t | B．needn’t | C．can’t | D．mustn’t |
I forget where I saw the skirt, otherwise I _______ you the shop now.
| A．will tell | B．would tell | C．am going to tell | D．am telling |
The fact has worried people _______ the number of the deaths is still increasing.
| A．what | B．which | C．that | D．when |
Either you or he _______ to give them a lecture tomorrow.
| A．is | B．are | C．has | D．have |