5. ---- I usually go there by train. A ---- Why not ___ by b

5. ---- I usually go there by train. A ---- Why not ___ by b 5.---- I usually go there by train.---- Why not ___ by boat ---I usually go there by train.---Why not _____ 关于不定式的选择题,---- I usually go there by train.---- Why not ___ i usually go there by train,why not __by boat for a change? -I usually go there by train -Why not try going bu boat for ——I usually go there by train.——Why not try____（go）by boat f 七、单项填空.（ ）1.—I usually go there by train .—Why not by boat f --I usually go there by bus.---Why not _______ A:i usually travel by train B:why not ___by plane for a chan ---Why not go there by air instead of by train? A：I usually go to work by bus.B：Why not try going for a chan