这个
先理解核心含义，再看它在真实句子里的用法。
这个
used to identify a specific person or thing close at hand or being indicated or experienced
This book is very interesting.
这本书非常有趣。
用法提示：形容词“this”修饰名词“book”，表示近处的特定事物。
I like this color better than that one.
比起那个，我更喜欢这个颜色。
用法提示：形容词“this”修饰名词“color”，指代眼前或刚提到的颜色。
Could you please move this chair aside?
请把这张椅子挪到一边好吗？
用法提示：形容词“this”修饰名词“chair”，指示离说话人较近的物体。
修饰单数可数名词，谓语动词用单数形式。
This jacket fits me perfectly.
这件夹克我穿很合身。
用于不可数名词前，表示“这个/这种”，谓语动词用单数。
This information is very useful.
这条信息非常有用。
与表示时间的名词连用，指当前的时间段，作时间状语时前面不加介词。
We are going to the beach this weekend.
我们这个周末要去海滩。
grammar · medium
易错句子I like this books.
正确表达I like these books.
this 只能直接修饰单数可数名词，复数名词前要用 these；原句 books 是复数，所以应把 this 改为 these。
grammar · medium
易错句子She bought a this dress.
正确表达She bought this dress.
this 是限定词，不能与不定冠词 a/an 或定冠词 the 同时放在名词前；a this dress 是双重限定词，删去 a 后 this dress 才成立。
grammar · medium
易错句子My this bag is heavy.
正确表达This bag of mine is heavy.
英语名词前不能同时用物主限定词 my 和指示限定词 this；要表达“我的这个包”，应说 this bag of mine（或 my bag），不能说 my this bag。
these 是 this 的复数形式，只能修饰复数名词；this 修饰单数名词。两者都指近处，区别在于单复数。
that 指较远的人或物，是 this 的远指对应词；两者都是单数指示词，区别在于距离远近，而不在单复数。
the 是定冠词，指谈话双方已知的特定事物，本身不区分远近；this 则强调近处或当前正被指出的事物，带有明确的指示意味。
Choose the next layer that will help you use this with more confidence.
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