Question

【题目】Some people________feel sick when they read a book in a car or on a boat．

A. must

B. should

C. may

D. need

Answer 1

【答案】C

【解析】试题分析：句意：一些人在车上或船上看书时，感到不舒服。A．must必须；B．should应该；C．may可能； D．need需要。结合句意，故选C