What time is it now?it's ______ seven o'clock,lt's time to get up.

问题描述:

What time is it now?it's ______ seven o'clock,lt's time to get up.
What time is it now?
it's ______ seven o'clock,lt's time to get up.
A on B in C of D around

D为什么?在时间前面说大约一般用around,在数量前面说大约一般是approx