问题
选择题
― Why ______ you stay in the countryside, where it is not convenient to go shopping?
―But I’ve found it rather valuable for my health.
A．can
B．must
C．may
D．shall
答案
答案：B
本题考查情态动词。选B。问句句意：你为什么非要留在乡下？那里购物非常不便。must在此表示“偏偏，硬要”之意。