查询词典 remove sb. from...

Help sb.do sth. help sb.to do sth. help sb. with sth.

它们都有"帮助某人做某事"的意思。

Tell sb. of sth.,inform sb. of sth ,warn sb. of fire

告诉某人什么事，通知某人什么事，警告某人着火了

Tell sb. of sth. inform sb. of sth warn sb. of fire

4： of表示人物的特性，籍贯，特性或出生等

B keep sb from doing sth = stop sb from doing sth ; prevent sb from doing sth

阻止某人做某事。固定短语。

doing;keep sb. from doing;stop sb.doing,其中keep sb.

doing意为"使……持续做某事"，意思就不同了。

Be on one's guard against sb.; keep a wary eye on sb.; be vigilant against sb.

我对减价商品有点戒心。

Keep sb/sth out; exclude sb/sth;block sb/sth

将某人〖某物〗关在外面；排除；遮住

C ~ sb (from sb/sth) keep sb safe from harm or danger 保护某人: The calm courage of the pilot preserved the lives of the passengers.

飞行员临危不惧的勇气保住了乘客们的生命。

Leave/let sb/sth alone not take, touch or interfere with sb/sth;not try to influence or change sb/sth

不带走，不触摸，不干涉某人；不想左右或改变某人某事物

Buddy up to sb -- make friends with sb , follow sb

怎么这么多，这里我学到几个单词和词组

We have something to do in the new stage.

在这段崭新的时期中，我们有一些要做的。

The difference between tourism decision-making under uncertainty and risky tourism decision-making is indistinctive.

其中不确定性旅游决策和风险旅游决策的界线比较模糊，两者的区分是相对的。