You shouldn’t drive for more than three hours without ______ a rest.
A. have B. to have C. having D. had
There were few doctors, _____ he had to work very hard _____ his own.
A. and; in B. because; at C. so; on D. when; for
Many people were dying ________ they didn’t get to hospital quickly enough.
A. but B. so C. and D. because
________ it is over, everyone helps wash the dishes.
A. After B. Before C. When D. As soon as
You __________ there in ten minutes.
A. get B. will get C. got D. have got
There are __________ stars in space.
A. one million B. two millions C. three millions of D. millions of
