He wants to know how ____ popcornA.to make B.makes C.making D.make请说明原因~
问题描述:
He wants to know how ____ popcorn
A.to make B.makes C.making D.make
请说明原因~
答
A.to make
动词不定式短语做know的宾语
答
A
how to do sth,.
怎样做某事、