When the manager came in,the workers pretended________hard on their machines.
A.to work B.to be working
C.to have worked D.working
—Michael is one of the top students in our class.
—________,he cheated in the last exam.
A.On the other hand B.Generally speaking
C.To be honest D.Above all
He can________$ 3,000 a year by writing stories to support a family of three people.
A.spare B.afford
C.earn D.charge
On April 1st the westerners like to play________on each other but they make sure that no one is hurt.
A.games B.fun
C.hobbies D.jokes
—How would you like to be paid,________cash or________check?
—Neither.I want to invest the money in your business.
A.in;in B.by;by
C.with;with D.in;by
We are often warned that smoking ______ great harm to our health.
A.does B.leaves C.makes D.gives