The student couldn’t ______ what the teacher was trying to explain.
A. recognize B. grasp C. study D. achieve
I mean ________ aboard and nothing is going to stop me, though that means _______ my parents for a long time.
A. going; leaving B. going; to leave
C. to go; to leave D. to go; leaving
It is generally considered unwise to give a child ________ he or she wants.
A. whatever B. whichever C. however D. whenever
Six players can ________ a volleyball team while a football team is ________ eleven players.
A. make up; made up B. make up of; made up
C. make up; made up of D. make up of; made up of
All passengers are expected to fasten the seatbelts when the plane takes off and lands.
A. on the board B. on board C. on a board D. on boards
I was really anxious about you. You _______ home without a word .
A. mustn’t leave B. couldn’t have left
C. needn’t leave D. shouldn’t have left
