—How are you going to spend this weekend? 

—_________ the weather is fine, we’ll climb Mount Tai.

A. As well asB. As good as  C. As soon as     D. As long as

—I  have  no  idea ____________   tell her  the  bad  news. 

—I think tomorrow is the best time.

A. how to      B. when to      C. how     D. when

—I’m afraid I can’t ________ you, sir. Can you speak more slowly?

—Of course.

A. findB. hearC. seeD. follow

—Hey, Jack. Waste paper ________ here.

—Sorry, I won’t do that again.    

A. cannot throw   B. cannot be thrown    C. will not throw     D. will not be thrown

Our team tried our best, ________ we failed the match at last.

A. butB. andC. orD. while

Mr. Li will go to Guangzhou by air. His workmates are ______ at the airport.

A. turning him offB. seeing him off   C. taking him off    D. putting him off

The computer         in 1946 in America.

A. is inventedB. was inventedC. inventsD. invented

—Why are you so happy  today?

    —Because I          to London with my parents tomorrow.

A. fly         B. am flyingC. have flownD. flew

The policeman told us __________ the street when the traffic light was red.

A. not crossB. didn’t crossC. not crossingD. not to cross

—You should ________ your son. He works harder than before.

—Thanks, I will.

A. praiseB. punishC. preventD. beg