题目

1.I often hear ______popular songs in her room A,sings B,sing C,to sing Dsang 为什么、选B
知道hear sb do sth 为什么不受her的影响用sings2.thanks for agreeing ________(show) some photos to us.为什么是to show.

提问时间：2020-10-23

答案

I often hear her sing popular songs in her room
hear是使役动词,后接不定式作宾补,略去to
2.agree to do sth 同意做sth.agree后不接doingsth,接to do sth 这是规定的.