correct these sentences!thz~.~

1.Pollution is the most serious problem affecting the world today.
Or
Pollution is one of the most serious problems affecting the world today.

規律是﹕is要同單數用﹐所以 noun後面吾可以有 s. “is one of the …” 後面的 noun 就可以有 s ﹐表示它是“其中之一” 。

2.All of us should work hard to make our planet a better place.

吾覺得有咩錯啊。

3.Students should play their part, too.

吾系100%肯定﹐不過應該無錯。 “play one’s part” 是短語﹐表示“參與”。 雖然their是復數﹐但 part 應該吾需要加 s.

4. 改成﹕They should sort out different types of rubbish in school and put them in different recycling bins accordingly.


5. 改成﹕This will protect the precious resources on our earth and is environmentally friendly.

6. 改成﹕Moreover, students should do projects related to environmental protection and organize trips to parks so that they can get closer to the nature.


7. 改成﹕Schools should also take the responsibilities to educate students, for example, they can invite environmental ambassador to give a speech on environmental protection and help students to understand the importance of environmental protection.


8. 改成﹕Lastly, school should use their broadcasting system to keep students up-to-date with the environmental news everyday.


9.Our future depends on the choices we make today.