Question

【题目】The police required the traveler ____ for his luggage.
A.check
B.to check
C.checking
D.checked

Answer 1

【答案】B
【解析】句意：那个警察要求那位乘客检查他的行李。短语require sb. To do sth.表示要求某人去做某事。根据句意，故选B。