I was much annoyed ______ my young brother. He broke everything of mine. [ ]

Sometimes parents find ______ hard to communicate with their children.

Because of the Mid-autumn Day happening to _________, we have just enjoyed a longer National Day vacation than ever before, but it is estimated that it will be

The policeman is helping the old woman _____ a heavy bag on her back. [ ]

It’s the library! So you_______ make any noise here.