Trees can _________ harmful gases from the air.
A. take in B. put out C. give off
If you are _________ something such as a plan or system, you think it is wrong, bad, or stupid.
A. with B. against C. towards
To ________ is to show up or become visible (看得见的).
A. appear B. disappear C. act
When you say to need to ________ to someone, you mean you need to say “Sorry” to him or her.
A. apologize B. talk C. read
—I don’t know how to get there.
—Don’t worry. Mr. Wang will lead us to the station.
A. leave B. follow C. take
—Do you often watch man and Nature on TV?
—Sometimes. It is an interesting program, but I _________ Sports News.
A. prefer B. decide C. want
