用词的适当形式填空。
【小题1】Asia has the ________(large) population.
【小题2】Africa is the _______ (hot) continent in the world.
【小题3】There was a little note. It _____ (say), “Thank you.”
【小题4】Santa Claus is_______ (finish) his travels around the world.
【小题5】There are all ______ (kind) of cakes in the restaurant.

—How many_________ do you have?  (  ) 
—Thirty.

A．books

B．some books

I like______.（   ）

A．this cats

B．cat

C．cats

 （   ）

A．bird

B．birds

A green ______. (   )

A．cap

B．jeans