His father did ___help him set up a lab for himself .Athat he can to B .what he could to怎样理解呢
问题描述：
His father did ___help him set up a lab for himself .Athat he can to B .what he could to怎样理解呢
答
b
答
选B； 意思是尽自己所能。他爸爸尽自己所能为他设立了个实验室。
答
B他爸做了他能做的去帮他建个实验室.did 后面少了宾语,WHAT HE COULD 可以做为一个短语做宾语