Do you know the person ________ first invented the umbrella?
A.what B.whom C.which D.who
We’re still very good friends ________ we don’t see each other very often.
A.because B.while C.if D.although
Our plane will have a ________ stop at the airport in Omaha.
A.two hour B.two hours C.two-hour D.two-hours
Don’t run ________ meals. It’s bad for your health to run with a full stomach.
A.before B.after C.for D.at
Mike’s parents were away on business. Mike had to look after ________ for two days.
A.him B.his C.himself D.themselves
What do you want to be in ________ future? How about ________ ice-cream taster?
A.a; a B.the; a C.the; an D.the; the
