keepfrom的用法归纳（keepitup的用法）

keep it up保持优秀成绩；继续干下去；干得好

拓展：

(1)keep up不落后；维持，保持，使(斗志等)不低落

keep up with跟上……；向……看齐

(2)keep相关短语

keep a close/careful watch on 密切注意/监视

keep an eye on 留神；照看

keep away from (使)避开，不接近

keep a record保持记录

keep sth.in mind把……记在心里

keep off 使不接近，使避免

keep on 继续，持续

keep...out of 挡住，使进不去；不惹事

例句

I've been working twelve hours a day，but I shall not be able to keep it up.

我一直是每天工作12个小时，不过我再也坚持不住了。

We're on a winning streak—hopefully we can keep it up.

近来我们连连获胜，但愿能够再接再厉。

Her illness kept her away from work for several weeks.

她病得好几周都上不了班。

We must keep the enemy out of the country.

我们必须御敌于国门之外。

【链接训练】

①If we can ________ this speed，we should arrive there in about two days.

A．keep up

B．keep on

C．keep to

D．keep with

【解析】　keep up意为“保持”；keep on doing sth.意为“持续做某事”；keep to“遵守(诺言)，坚持”。

【答案】　A

②As a senior 3 students，if you want to get a good result，It's important to ________a good state of mind for the coming national entrance examination.

A．keep up

B．carry out

C．keep off

D．keep out

【解析】　句意为：作为一名高三的学生，如果想取得好的成绩，保持一个好的状态对即将到来的高考是很重要的。keep up意为“保持”，符合题意。carry out“执行”；keep off“远离”；keep out“使不进入”。均不符合题意。

【答案】　A