2 . 根据句意，选择单词或短语并以其适当形式填空。

in harmony with,in turn,in particular,pull off, bat away,use up,be concerned about,brush off

1. All theories originate from practice and ________serve practice.
2. We must ensure that tourism develops ________the environment.
3. Don’t let yesterday ________too much of today.
4. One reason the sea unlike the land is not covered with plants is that it lacks important nutrients—iron,________.
5. We ________her health and well-being now.
6. We ________the road to get some food.
7. He frowns,and makes a motion with his hand as though to ________this strange idea.
8. Don’t worry about that mark; it will ________.

3 . 选词填空

be determined to; be concerned about; have access to; take measures to; be well known for; regard...as...

1. Nowadays, cycling, along with jogging and swimming, ______one of the best all-round forms of exercise.
2. The scientists ______make a breakthrough in the development of the vaccine against COVID-19.
3. Jason should tell us that he is fine; otherwise, we would ______him.
4. Switzerland ______its impressive mountainous scenery.
5. We should ______protect our rivers from being polluted.
6. Our country has made every effort to make sure everyone can ______the good medical facilities.

5 . _______, educators should _______ the problem that ________ the healthy growth of children.
就我而言, 教育工作者应该关心与儿童健康成长有关的问题。

9 . 我不断收到关心孩子游戏习惯的家庭的来信。
I continue to hear from families who _____ _____ _____ their kids’ gaming habits.