______I be free tomorrow，I could go with you．
| A．Could | B．Should | C．Might | D．Must |
Do you know the boy _______ under the big tree?
| A．lay | B．lain | C．laying | D．lying |
－What do you think of the book?
－Oh, excellent. It’s worth ______ a second time.
| A．to read | B．to be read | C．reading | D．being reading |
Go on _______ the other exercise after you have finished this one.
| A．to do | B．doing | C．with | D．to be doing |
There was a terrible noise ______ the sudden burst of light.
| A．followed | B．following | C．to be followed | D．being followed |
If it is fine tomorrow, we ______ a football match.
| A．have | B．will have | C．has | D．shall has |