《2025年53天天练六年级英语上册译林版》

一、用所给单词的适当形式填空。
1. My grandpa usually plants (plant) potatoes in spring.
2. The playground became messy (mess) after the sports meeting.
3. Let's plant more trees to make (make) our park greener(更绿).
4. Long ago, there weren't any fish in the river because there was much rubbish. (be)

答案： 1. plants 2. messy 3. more；to make 4. weren't；was

1. In the past, C from cars polluted the air. Now, electric buses help keep E clean.
2. Twenty years ago, we put all kinds of rubbish in one bin. Today, we have D for different kinds of rubbish.
3. In the past, factories poured(倾倒) A into rivers. Now, they clean the water before letting it out.
4. Years ago, forests became smaller and smaller. Today, we care about forests. We use apps like Ant Forest to B every day.
（圆圈内依次填入：2143）

答案： 1. C；E 2. D 3. A 4. B 图片排序:2 1 4 3

1. —What made the night sky dirty?
—Too many bright lights made the night sky dirty.
2. —What can we do to keep the classroom clean?
—We can clean the desks and chairs every day.
3. —Was the classroom clean before?
—No, it wasn't. Rubbish made the classroom dirty.
4. —What can we do to help the river?
—We can plant more trees near the river.
5. —What can students do to keep the air clean?
—They can take the metro to school.

答案： 1. What made 2. What can；do to 3. Was；No；wasn't 4. can plant；trees 5. take the metro to