—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