---We’ll have a picnic _______ it doesn’t rain tomorrow.

---Have a nice day.

A. when B. because C. if D. since

Susan, get some eggs and butter and _______.

A. mix it up B. mix them up C. mix up it D. mix up them

——Can you go camping with me tomorrow?

——_________.

A.No, I don’t. B.Sure. C.No, I can’t. D.Let’s make it.

—What are _______ Whites doing?

—They are having _________ breakfast at table.

A.the;the B.the;/ C./;the D./; /

–When will you finish building the apartment?

–______ two years.

A.On B.In C.At D.Of

We can’t _________ a book from the library.

A.turn on B.cut up C.take out D.take up

________ water do we need to make the soup ? — Three cups.

A.How many B.How much C.How long D.How soon

When I was young,my father used to _______ me some interesting stories.

A.say B.tell C.talk D.speak

—____ the workers are very tired, _____they keep on working.

— They are great. We must learn from them.

A. Because; / B. Though; / C. Because; so D. Though; but

— Can I help you, sir?

— Yeah, but I don’t know ________ for my daughter.

A.what to buy B.when to buy C.how to buy D.why to buy