Ⅲ. 完成句子:用括号中所给单词的适当形式填空
1. Climate change will be () than before in the future.
2. My test is next week, but I don't have time ().
3. What an () sci-fi film! I really loved it.
4. There will be () food in the future because of less land.
5. AI and robots () over boring work in 2050.

1. worse
2. to study
3. exciting
4. less
5. will take

1. 根据“than before”可知此处用比较级，bad 的比较级是 worse。
2. “have time to do sth.”是固定搭配，意为有时间做某事，所以填 to study。
3. 修饰物“sci-fi film”用 exciting，表示令人兴奋的。
4. 根据“because of less land”以及语境可知未来食物会更少，用 little 的比较级 less。
5. 根据“in 2050”可知是将来时间，用一般将来时 will take。

★★句型转换:按要求完成句子
1. It is an interesting sci-fi film. (改为感叹句)
interesting film it is!
2. We will be able to live on earth. (改为否定句)
We able to live on earth.
3. Will they be able to live in space? (进行否定回答)
, they .
4. The environment will be better in the future. (改为一般疑问句)
the environment better in the future?
5. He thinks that people will find ways to solve food problems. (改为否定句)
He that people find ways to solve food problems.

1. What an
2. won't be
3. No; won't
4. Will; be
5. doesn't think; will

★★★选词填空:用方框中所给词语的适当形式填空,每词仅用一次
video technology take over positive worse
The development of science and 1.has brought both negative and 2.influence. For example, smartphones make life easier, but too much screen time such as watching short 3.can be bad for health. Also, self-driving cars may 4.traditional cars in the future, but if not controlled well, they could make traffic even 5.than it is now.

1. technology
2. positive
3. videos
4. take over
5. worse

1. “science and technology”是固定搭配，表示“科学和技术”，所以第一个空填“technology”。
2. 根据“both negative and...”可知，这里需要和一个与“negative”相反的词，“positive”符合，表示“积极的”，所以填“positive”。
3. “watch short videos”表示“看短视频”，这里“video”用复数形式“videos”，所以填“videos”。
4. “take over”有“接管，取代”的意思，“self - driving cars may take over traditional cars”表示“自动驾驶汽车可能会取代传统汽车”，符合语境，所以填“take over”。
5. “even”常用来修饰比较级，“worse than”表示“比……更糟糕”，所以填“worse”。