--- Who__________ it be that is knocking at the door?
--- It ____________ be Father, but I’m not sure.
| A．can; must | B．can; may | C．must; can | D．may; must |
—These boxes are too heavy for me to move.
—Here, I’ll give you a hand ________ them.
| A．for | B．to | C．with | D．by |
____________professional violinist practices for several hours a day, but____________ violinist has his own way of playing the Beethoven concert.
| A．Each, every | B．Every, each | C．One, a | D．All, each |
________ her hair getting gray, she has decided to have it dyed.
| A．As | B．For | C．With | D．Though |
If I had__________, I’d visit Europe, stopping at all the small interesting places.
A. a long enough holiday B an enough long holiday
C. a holiday enough long D. a long holiday enough
Britain has recently had a high level of unemployment—but the same is true ________ many other countries.
| A．at | B．from | C．of | D．to |