- used to identify a specific person or thing close at hand or being indicated or experienced指邻近的、所指的、所经历的人或事物这, 这个：
is this your bag?
这是你的包吗？
he soon knew that this was not the place for him.
他很快就知道了这不是属于他的位置。
- used to introduce someone or something这人; 这事：
this is the captain speaking
我是机长（或这是机长在说话）
listen to this.
听这个。
- referring to the nearer of two things close to the speaker (the other, if specified, being identified by 'that')指两者中较近的一个, 与“那”、“那个”相对这, 这个：
this is different from that.
这和那不同。
- referring to a specific thing or situation just mentioned指已提到的事情、情况这; 这件事（或情况）：
the company was transformed and Ward had played a vital role in bringing this about.
公司已经转型, 沃德在这里面起了重要的作用。
- used to identify a specific person or thing close at hand or being indicated or experienced指邻近的、所指的、所经历的人或事物这, 这个：
don't listen to this guy
别听这家伙的
these croissants are delicious.
这些羊角面包很好吃。
- referring to the nearer of two things close to the speaker (the other, if specified, being identified by 'that')指两者中较近的一个, 与“那”、“那个”相对这, 这个：
this one or that one?
这个还是那个？
- referring to a specific thing or situation just mentioned指已提到的特定事情、情况这; 这件事（或情况）：
there was a court case resulting from this incident.
由于这件事, 出了个司法案件。
- used with periods of time related to the present今, 本：
I thought you were busy all this week
我想你忙了一整周了
how are you this morning?
今天早上你觉得怎么样？
- referring to a period of time that has just passed（时间）刚过去的：
I haven't left my bed these three days.
这三天我都卧床未起。
- informal used (chiefly in narrative) to refer to a person or thing previously unspecified〈非正式〉［主要用于叙述中, 指不确定的人或事］一个：
I turned round and there was this big mummy standing next to us!
我一转身, 一个大的木乃伊就立在我们旁边！
I've got this problem and I need help.
我碰到一个难题, 需要帮助。
- to the degree or extent indicated如此, 这样, 这么：
they can't handle a job this big
他们做不了这么大的一份工作
he's not used to this much attention.
他不习惯于这么多的关注。
this and that（或this, that, and the other）
- informal various unspecified things〈非正式〉各种事情; 各样东西; 各种活动：
they stayed up chatting about this and that.
他们彻夜未眠, 聊着各种事情。
this here
- informal used to draw attention emphatically to someone or something〈非正式〉这, 这个：
I've slept in this here bed for forty years.
我在这张床上睡了40年。