Ⅱ. Read the grammar of Present Continuous Tense on pages 92 - 93. Then summarize the rules.
阅读课本附录第 92 - 93 页关于现在进行时的语法，然后进行总结。
A) 动词 - ing 形式的构成
1. play→ study→ eat→ feel→ watch→ read→ wash→ walk→
小结：此类动词 - ing 形式的变化规则是：
2. take→ leave→ have→ come→ make→ write→ give→ exercise→
小结：此类动词 - ing 形式的变化规则是：
3. run→ stop→ shop→ swim→ sit→ put→ get→ jog→
小结：此类动词 - ing 形式的变化规则是：

1. playing, studying, eating, feeling, watching, reading, washing, walking
小结：一般情况下，直接加 -ing
2. taking, leaving, having, coming, making, writing, giving, exercising
小结：以不发音的e结尾，去e加 -ing
3. running, stopping, shopping, swimming, sitting, putting, getting, jogging
小结：以重读闭音节结尾且只有一个辅音字母时，双写辅音字母再加 -ing

1. A部分中，play→playing, study→studying, eat→eating, feel→feeling, watch→watching, read→reading, wash→washing, walk→walking。这些动词的-ing形式变化规则是：一般情况下，直接在动词后加-ing。
小结：一般情况下，直接加 -ing。
2. take→taking, leave→leaving, have→having, come→coming, make→making, write→writing, give→giving, exercise→exercising。这些动词的-ing形式变化规则是：以不发音的字母e结尾的动词，去掉e，再加-ing。
小结：以不发音的e结尾，去e加 -ing。
3. run→running, stop→stopping, shop→shopping, swim→swimming, sit→sitting, put→putting, get→getting, jog→jogging。这些动词的-ing形式变化规则是：以重读闭音节结尾，且末尾只有一个辅音字母时，双写该辅音字母，再加-ing。
小结：以重读闭音节结尾且只有一个辅音字母时，双写辅音字母再加 -ing。

B) 现在进行时的意义
1. It's 9:00 now. The students are having classes. He's sleeping at the moment.
小结：现在进行时表示。
2. We are working on something important these days. I'm reading a science book this week.
小结：现在进行时也可表示。

1. 现在正在发生的动作
2. 现阶段正在进行或近期内持续的动作

1. 第一题描述的是现在某一具体时刻（9:00）正在发生的动作（学生们上课，他睡觉），因此现在进行时表示“现在正在发生的动作”。
2. 第二题描述的是现阶段持续一段时间的动作（这些天在处理重要事情，这周在读一本科学书），因此现在进行时也可表示“现阶段正在进行或近期内持续的动作”。

Ⅲ. Complete the passage with the correct forms of the verbs in brackets.
用所给动词的正确形式填空完成短文，必要时可加助动词。
Zhu Hui is a student from Shenzhen. He's now (study) in the US. He's (live) with an American family in New York. In China, today is the Dragon Boat Festival. It's 9:00 a.m. and Zhu Hui's family are at home. His mom and aunt (make) zongzi. His dad and uncle (watch) the boat races on TV. Zhu Hui also (watch) the races and (eat) zongzi? Well, it's 9: 00 p.m. in New York, and it's the night before the festival. But there isn't a Dragon Boat Festival in the US, so it's like any other night for Zhu Hui and his host family. The mother (read) a story to her young children. The father (watch) a soccer game on TV. And what Zhu Hui (do)? He (talk) on the phone to his cousin in Shenzhen. Zhu Hui likes New York and his host family a lot, but there's still “no place like home”.

1. studying
2. living
3. are; making
4. are; watching
5. Is; watching
6. eating
7. is; reading
8. is; watching
9. is; doing
10. is; talking

本题要求用所给动词的正确形式填空，根据上下文时态和句意判断动词形式，多数句子为现在进行时（be + doing），需注意主语与be动词的一致性。
1. 根据now可知为现在进行时，He后接is studying。
2. 根据句意可知为现在进行时，He后接is living。
3. 根据It's 9:00 a.m.可知为现在进行时，His mom and aunt是复数，用are making。
4. 根据It's 9:00 a.m.可知为现在进行时，His dad and uncle是复数，用are watching。
5. 根据句意是问Zhu Hui也正在看比赛和吃粽子吗，用Is; watching（三单已体现在is中）。
6. 根据句意是问Zhu Hui也正在看比赛和吃粽子吗，用eating与前watching并列。
7. 根据it's 9:00 p.m.可知为现在进行时，The mother是单数，用is reading。
8. 根据it's 9:00 p.m.可知为现在进行时，The father是单数，用is watching。
9. 根据句意是问Zhu Hui正在做什么，用is; doing。
10. 根据上下文为现在进行时，He后接is talking。