When did the plane Beijing—Sorry, I don’t know.

Holiday shopping ___be a tiring experience．There are so many places to visit and choices to make．

What shall we do this weekend – You can go swimming, hiking, or_______else you enjoy doing.

This naughty boy is really ________,which makes his mother upset. [ ]

Hurry up, dear. We have to get to the stationbefore 11:45 wecan catch the 12:00 train.