问题
His English is improving _______, which makes both his parents and his teacher happy.
A:now and then
B:little by little
C:sooner or later
D:one after another
B:little by little
C:sooner or later
D:one after another
正确答案是：
同类题型
____you said at the meeting describes a brightfuture for the company
The church the library and the school．
On Teachers’ Day, we all went to school ________ to see our teachers[ ]
She is very dear to us. We have been prepared to do it takes to save her life.
Tom is very sleepy.________ , he is still doing his homework.