15.I can't understand it,will you please _____ once more?

问题描述:

15.I can't understand it,will you please _____ once more?
A.explain that word B.repeat that word
C.explain us that word D.explain that word for us 为啥选A .C也可以吧?

explain sth to sb

explain to sb sth
explain/say/announce这三个词如果是人做宾语,得加to
所以
C改为
explain to us that word

explain that word to us
都可以的.