be sure to do sth和be sure of doing sth的区别
be sure to do sth和be sure of doing sth的区别:含义不同、用法不同、侧重点不同。
一、含义不同
1.be sure to do sth
释义:肯定、一定、谅必、势必。
2.be sure of doing sth
释义:确信、自信、信得过、有把握。
二、用法不同
1.be sure to do sth
用法:be sure to do一般指别人认为主语可以做某事。
例句:Be sure to do the sowing in good time. 确保适时播种。
2.be sure of doing sth
用法:be sure of doing一般指主语自己认为可以做到某事。
例句:These are the things I want tobe sure of doing. 这三件是我保证要做的。
三、侧重点不同
1.be sure to do sth
解析:主语既可以是人称主语,也可以是非人称主语。
2.be sure of doing sth
解析:主语只能是人称主语,而不可能是非人称主语(除非指人格化的事物)。
标签:sure,sth,do