sure的用法 英语
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【答案】 一、 sure用作形容词,意为肯定的;当然的;有把握的.当对方询问你是否对某事有把握时,你觉得有把握用“I'm sure.”.把握性
不大时用“I'm not sure.”.
1.be sure(不接其它词),意为肯定的.例如:
Are you sure?你能肯定吗?
I think he is ing,but I'm not quite sure.我想他要来,但我不十分肯定.
2.be sure to do sth.表示要求,意为务必做某事;请一定做某事,多用于祈使句.例如:
Be sure to telephone me and give me all the news.请一定要给我打电话,让我知道所有的消息.
be sure to do sth.还可表示一种推断,意为一定做某事;肯定做某事.例如:
The child is sure to be a teacher.这孩子一定会成为一名教师.
You are sure to win.你(们)肯定会赢.
3.be sure of / about (doing) sth.表示人对某事(物)的看法,意为对……有把握.其后常接名词、代词或动词-ing形式.例如:
Are you sure of passing the exam?你有把握通过考试吗?
I'm not sure about English grammar.我对英语语法没有把握.
4.be sure+从句,意为确信.例如:
I'm not sure that he will e.我不确信他会来.
5.sure 在句子中还可用作定语,意为“确信的、可靠的、稳定的”.例如:
Put the key in a sure place.把钥匙放在一个可靠的地方.
另外,常见的与sure相关的短语还有:be sure of oneself 有自信心,for sure的确;确实地.
二、sure用作副词,意为当然;的确;一定.例如:
1.常用来回答一般疑问句,意为当然;的确,相当于yes或certainly.只是sure 在英国英语中较为常用,而在美国英语中常用certainly.
例如:
Are you going with us?你和我们一起去吗?
Sure.当然啦.
2.make sure意为查明;弄清楚.其后可接of,about或that从句.即:make sure of/ make sure about /make sure that /make sure
to do 例如:
You should make sure of the time.你应该把时间弄清楚.
She made sure that she turned off the light.她确定她已关灯了.
Make sure to lock the door before you go out.出去之前一定要锁上门.