We _________ the windows, the doors and the floors. （    ）

A．clean

B．cleaning

C．cleans

用动词适当形式填空。
1. Listen! Who___________(sing) in the room?
2. ---Where is your father?
---He___________(fix)the clock now.
3. It’s 8:00. The Greens______________(watch) TV.
4. Look! Some children________(clean) the classroom.
5. ---_______your brother_______(play) basketball every day?
---No, just on weekends.
6. My brother can’t_______(play) chess.

用所给单词的适当形式填空。
【小题1】Water is very________(use).
【小题2】We use wood________(make) chairs.
【小题3】Trees help________(keep) the air clean.
【小题4】________(protect) the Earth, we should________(save) water.
【小题5】Look! They________(do) a project.
【小题6】Please tell________(they) about Christmas.
【小题7】He starts________(sing).

How often does Jim ________ donuts? ( )

A．eats

B．to eat

C．eat

用所给单词的正确形式填空。
1. We can_____(plant) some trees.
2. They are _____(stand) on the ground.
3. Let’s ______(listen ) to the radio.
4. There are tall _____(tree) around.
5. Army Day ______(be) in August.
6. Monday is the ______(two ) day of the week.
7. ---How’s the weather today?
---It’s ______(sun).
8. My birthday is July______(one).