根据括号内的汉语提示填入适当的单词或词组
【小题1】Fei Junlong and Nie Haisheng are famous Chinese ________（宇航员）.
【小题2】Edison was a great ________（发明家）.
【小题3】Yao Ming is a basketball ________（运动员）.
【小题4】Is he a film star or an ________（探险家）?
【小题5】Christopher Columbus ________（发现）America.
【小题6】Eddie thinks Paul Yum is the ________（伟大）person in the world.

We have some __________ for lunch. （  ）

A．noodle

B．noodles

C．rices

按要求写出下列单词。
1. tomato(复数) ________________
2. potato (复数) ________________
3. let us(缩写形式)    ________________
4. do not (缩写形式) ________________
5. two (同音词) ________________

There are many ______ in the world. ( )

A．countrys

B．countries

C．country

What a tidy and clean ________!(  )

A．students

B．study