I never doubt _____ this exhibition is worth ________.
| A．whether, to visit | B．that, to visit |
| C．if, visiting | D．that, visiting |
---How long ____ you ____a fever?
---Ever since last night.
| A．have, got | B．have, had | C．have, caught | D．did, have |
---The artist has got _____ much work to do that he hardly has time to help his wife with the housework.
---That’s true. Even on Sundays he is busy with his work.
| A．too | B．so | C．very | D．such |
---What do you think of these two books?
---_____ of them are interesting. And I’ve read them several times.
| A．Both | B．Neither | C．None | D．Either |
---My trousers are______ .
---I’ll buy you a new pair.
| A．wore out | B．worn out | C．wearing out | D．sold out |
---Will you please show me how to operate the new machine?
---Sure. It’s a piece of cake. Now let me tell you _____ to do first.