children的单数形式是  。 (    )

A．child

B．childre

C．childr

改错题。
1. I have two big ear. ________ 改为________
2. These are my hand. _______应改为_______
3. My nose are small. _______应改为_______
4. These are my hand. _______应改为_______

用所给单词的适当形式填空。
【小题1】Please __________ (not feed) the hens on the farm.
【小题2】__________ (there be) any corn in the pen?
【小题3】What ______ monkeys ______ (like)? They ______ (like) fruit.
【小题4】Look! Eddie __________ (pick) the flowers.
【小题5】—How many ______ (sheep) are there? —There is one ______ (sheep).
【小题6】There ______ (be) some ______ (hay) in the bag.

看图写词语。
1. These are many ________.

2. These are many ________.

3. These are many ________.

4. These are many ________.

5. These are many ________.

This dog helps the _______ . (   )

A．firefighters

B．firefighter

C．firemans