you should think it over before deciding to do this.这句话里before 后面可以加动词的ing形式吗

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youshouldthinkitoverbeforedecidingtodothis.这句话里before后面可以加动词的ing形式吗youshouldthinkitoverbeforedecidin

you should think it over before deciding to do this.这句话里before 后面可以加动词的ing形式吗
you should think it over before deciding to do this.这句话里before 后面可以加动词的ing形式吗

you should think it over before deciding to do this.这句话里before 后面可以加动词的ing形式吗
可以啊,介词后跟名词或动名词,原句没错啊

可以啊,构成介宾结构

可以,before是介词后面只能接名词性质短语,后面的短语相当于从句you decide to do this.

介宾结构 you should think it over 主句主谓宾齐全,所以后面不能用动词形式decide