1.My sister is only six, but__________ can already help with some housework.
A.he B.she C.it D.they
2.We have history class__________ three o’clock every Friday afternoon.
A.at B.on C.in D.to
3.—__________ I take photos here?
—Sorry, you can’t.It’s not allowed in the museum.
A.Must B.Need C.Can D.Will
4.After taking tennis classes, Tim is much__________ than last year.
A.strong B.stronger C.strongest D.the strongest
5.—_________ will Liu Yang stay in the space station this time?
—For six months.
A.How long B.How often C.How much D.How soon
6.Mr.Smith has helped me a lot, __________ I’m thankful to him.
A.or B.but C.for D.so
7.The workers __________ the community center now.
A.cleaned B.were cleaning
C.will clean D.are cleaning
8.Don’t lose heart.If you keep working hard, you__________ some day.
A.will succeed B.succeed C.succeeded D.have succeeded
9.I__________ about my sister when my phone rang.It was her!
A.think B.will think C.was thinking D.am thinking
10.Jim__________ a lot about Chinese culture since he began to study in our school.
A.learns B.learned C.will learn D.has learned
11.On our farm, the tea leaves __________ by hand when they are ready.
A.pick B.picked C.are picked D.were picked
12.— Do you know__________ the new national park?
—Yes, I do.To protect wildlife and benefit the local people.
A.why did China set up
B.why China set up
C.when did China set up
D.when China set up