Ⅳ. 我能写,我会译。
| the USA ( ) | riding ( ) |
| running ( ) | swimming ( ) |
| What are you doing? ( ) | |
| I'm reading an email. ( ) | |
| Who's that girl? ( ) | |
| That's Sally. ( ) | |

| the USA ( 美国 ) | riding ( 骑（ride的现在分词） ) |
| running ( 跑（run的现在分词） ) | swimming ( 游泳（swim的现在分词） ) |
| What are you doing? ( 你正在做什么？ ) | |
| I'm reading an email. ( 我正在看一封电子邮件。 ) | |
| Who's that girl? ( 那个女孩是谁？ ) | |
| That's Sally. ( 那是萨莉。 ) | |

Ⅴ. 根据中文意思,用动词的恰当形式填空。
1. Please ______ (讲) English.
2. In summer we can go ______ (游泳).
3. They are ______ (跳舞) at the party.
4. Mom and Dad will ______ (看) TV this evening.
5. She is ______ (玩) with Fido.

1. speak 2. swimming 3. dancing 4. watch 5. playing