—Iusuallytravelbytrain.—Whynot___
单项选择题 —I usually travel by train.
—Why not __________by plane for a change?
A.to try going
B.trying to go
C.to try and go
D.try going
正确答案：D
答案解析:本题考查固定句型。句意：——我经常乘火车旅行——为什幺不试试乘飞机呢?Why not后应跟动词原形：try doing sth．试着做某事：
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