We’ll stay at home if it ______ this afternoon.

　　　A. rain   　 B. rains  　　　 C. to rain      D. will rain

---Will you be back ____ five in the afternoon?

　---I’m not sure, maybe later than that.

　A. in　     B. before　      C. for　     D. until

---We’ll do what we can ____English well this term.

　---It’s high time for you to work hard.

　A. study　   B. to study　     C. be studied　　   D. be studying

With the help of the computer, information can ____every corner of the world swiftly.

　A. get　　 B. reach　    C. arrive　    D. return

---I think he lives _____ No.386 West St.

　 ---Are you sure ­­­­_____ that? You’d better make sure.

　 A. at, /　    B. in, of　     C. in, about       D. at, of