34. The lake used to be polluted, but now something_____ to make it clear again.
| A．is being done | B．does | C．is doing | D．is done |
Michael ________ football regularly for many years when he was young.
| A．was playing | B．played | C．has played | D．had played |
He liked to go to dances and parties, _____ he could have a good time just sitting and watching.
| A．where | B．when | C．which | D．why |
______ bad weather stops me, I jog every day.
| A．Although | B．If | C．Unless | D．When |
I think that the desk in the shop differs ____ the one I have at home _____ colour and size.
| A．from; about | B．from; in | C．in; from | D．with; on |
I intended to compare notes with a friend, but unfortunately ____ couldn’t spare me even one minute.
| A．they | B．one | C．who | D．it |