we find____ is very hard to makehim understand itA this B that Ci_英语解答

we find____ is very hard to makehim understand it
A this B that Cit D what
选哪个?

人气：404 ℃　时间：2019-10-29 06:14:17

解答

D选项
选C的话,不要is
A,B不考虑!句子明显缺成分!