She looks forward every spring to _______ the flower-lined garden.
A. visit
B. paying a visit
C. walk in
C. walking in
“I thought you wouldn’t mind.” “Well, as a matter of fact I don’t, but you _____ me first.”
| A．should ask | B．should have asked |
| C．must ask | D．must have asked |
You _____ be right, but I don’t think you are.
| A．can | B．could | C．must | D．should |
Their answers are exactly the same — one of them ______ from the other.
| A．must copy | B．must have copied |
| C．should copy | D．should have copied |
Do you think he is lazy？” “I _____ so once, but I don’t now.”
| A．may have thought | B．can have thought |
| C．may think | D．might think |
I heard they went skiing in the mountains last winter.” “It ____ true because there was little snow there.”
| A．may not be | B．won’t be |
| C．couldn’t be | D．mustn’t be |