Must we put this in (to make/making) banana milk shake?
问题描述:
Must we put this in (to make/making) banana milk shake?
答
这句 put..in 是动词短语,后面的 in 必须要跟前面的 put 连在一起;因此后面仍然该加不定式 to make.把句子改为陈述句就可以看出来了:We must put this in to make banana milk shake.如果动词是 add 就没这个问题 ...