题干
——Is John coming by train?
——He should, but he _______ not. He likes driving his car.
A：must
B：can
C：may
D：need
答案(点此获取答案解析）
C
——Is John coming by train?
——He should, but he _______ not. He likes driving his car.
A：must
B：can
C：may
D：need
只是一项经济援助计划，这一说法的依据是