-I usually go there by train. -Why not by boat for a change? A. to try going B.

—I usually go there by train.

—Why not _______ by boat for a change?

A. to try going 　B. trying ,to go

C. to try and go 　D. try going

试题答案

D

不定式在why的问句中省去to．如：Why go (not go) there? try doing 试着做try to do 试图做。