1 .
1. busy“______________”，______________“忙于做某事”，动名词作宾语。
2. let“让”是使役动词，______________“让某人做某事”，否定形式有两种：________________（更常用）和let sb not do sth（较少用）。
3. kind“种类”，______________“各种各样的……”，different kinds of“________________”。
4. future“未来，将来”，________________“在将来”。
5. how to do sth“如何做某事”，是“疑问词+不定式”构成的不定式短语，可在句子中作主语、宾语、表语、宾语补足语。“疑问词＋不定式”结构相当于一个名词性从句，常常可用同等成分的从句代替，改写时只需在疑问词后加一适当主语，并将不定式改成适当形式的谓语。如：________________→I don’t know what I should write about.
6. work out“________________”，work out problems“解决问题”。
7. problem?仅作名词，指待解决的困难或挑战（如社会问题、数学难题），___________________“做某事有困难”；?question?既可作名词（需回答的问题），也可作动词（提出疑问）。?
8. feel like接名词、代词、动名词时，表示“想要某物”；接名词/从句时，描述主观感受或触感，表示“________________”。

2 . 我对大自然感兴趣，我常和我哥哥去徒步旅行。
I am ________ ________ the nature, and I often go ________ ________ my brother.

3 . able与ability辨析
1. —Are you ________ to act out the story?
—Yes, it’s not hard.
2. Everyone is born with the ________ to learn.

4 . 英汉互译
1. 表演________
2. 在家里________
3. 对……感兴趣________
4. fall in love with ________
5. take photos ________
6. more than ________

5 . —It’s a good idea to help with housework.
—That’s true, but sometimes I’m too busy ________ my homework.

A．do

B．with

C．to do

D．for

6 . a lot/a lot of/ lots of 辨析
1. Mary usually eats ________ ice-cream. It’s bad for her teeth.
2. You know ________ about English names.
3. Do you wear your new watch ________?
4. There are ________ things in the store.
5. The girl is very kind. I like her ________.
6. He gives the dog ________ to eat every day.

7 . Mary is in Class Five. Linda is in Class Five too. (合并为一句)
Mary and Linda are in ________ ________ class, Class Five.

8 . 我们的新图书馆有很多书。
We have ________ ________ ________ books in the new library.