Question

英语一些小问题，来看看

一些句子我不懂，帮我看看
1They say making friends on line is a waste of time,which should be spent more meaningfully on stduy
这个句子怎么翻译，后面那个which代哪块？如果我想说”他们说上课看闲书浪费时间，我们应该把精力放在学习上怎么说
2It is my opinion that students should place their study,health and safey before other things
这个句子老师说这么说不地道，你们看看怎么改好
3Some don't bother to turn off the taps after using running water句子啥意思
bother to 啥意思

Answer 1

which是从句的引导词,整个句子的意思是他们说在网上交朋友是浪费我们有学习有意义的东西的时间.
In my opinion,students should put their studies health and safety in the first place.
bother意为麻烦,在这里bother to是表示嫌......麻烦.整句意思是有些人在用完自来水后嫌关水龙头麻烦.

Answer 2

1.
应指代"TIME"
可这样说:They say reading books in class is a waste of time,and we should concentrate on study?
2.
该为：In my opinion,students should place their study,healthier and safer than other things.

Answer 3

1 他们说交网友浪费时间，我们应该把精力放在学习上。
。which指代friends on line is a waste of time。
They say reading extracurricular books in class is a waste of time,which should be spent more meaningfully on stduy

2 It is my opinion that students should put their study,health and safety in the first place.