1.________ we are allowed ________ , we can’t drink any beer.
A.As long as; to do
C.Unless; toUnless; to
D.On condition that; doing so
2.I like that new watch very much, but I can’t _______ it.
3.Children usually _______ excitement, something new.
C.call forcall for
4. —Are you going on holiday for a long time?
A.It was a long time.
B.Two weeks ago.
C.No. Only a couple of days.
D.Not long time ago.
5.In _________ to local demand, we will be opening this store from nine till seven on Sundays.
6.The crime was discovered till 48 hours later,____________gave the criminal plenty of time to get away.
7.—What a beautiful dress you have on today!
A.It is suitable for me.
B.No, it isn’t.
C.You want to have one, too?
8. —I think he is a good lecturer.
A.Sorry, it doesn’t matter.
B.So do I.
C.Yes. It’s a good idea.
D. I don’t mind.
9.There’s ______water in the bottle. Don't throw it away.
10.It makes no difference to me ____________he will come or not.
11.—Thank you for your invitation.
A.It doesn’t matter
B. It’s a pleasure.
C.It’s a small thing.
D. I’ll appreciate it.
12.—Do you commute to work?
—No, I work at home. _____
B.How about you?
C.You do not work.
D.You work by train.
13.It’s not polite to ______ a person while he is talking with others.
14. ______ she seemed to find English very difficult, but later she made very good progress.
A.At the first
C.At the present
15.Professor Edward was invited to join a three-year research _______ in California.
16.Both the kids and their parents ______ English, I think. I know it from their accent.
17.Few students failed in the exam at the end of last term, _______?
18.Seize the chance, __________ you will regret it.
19.The mouse never _______ too far from it hole.
20. I saw that she was in difficulty with all those parcels, so I offered my_____.