Look at the picture.If Country A is experiencing summer,what is the season(季节) in Country B?
Lee can play ________ piano.He can join the music club.
— ________ club do you want to ________?—The sports club.
There were some cases ______ women employees were fired when they were pregnant.
The teacher spoke of some writers and some books ________ we need to know.
Look at ______I bought yesterday.