我会写单复数。
【小题1】 __________  __________
【小题2】 __________  __________
【小题3】 __________  __________
【小题4】 __________ __________
【小题5】 __________  __________

选出正确的一项。
1. Look _________(in/ at) the beach.
2. _________ (Canberra/ London) is the capital city of Australia.
3. A little flag inside Australia's flag is _________ (the UK’ s / Canada's) flag. 
4. Kangaroos _________ (live/ lives) in Australia.
5. There are many beautiful _________ (beach/ beaches).

The writer can tell people ______.（   ）

A．story

B．storys

C．stories

You should know the library . （  ）

A．book

B．rule

C．rules

How many _____ do you want?(  )

A．apple

B．apples

C．an apple