在this is my bike一句中, this是指示代詞.

兩個可能性中,后者比前者更可能。

我捕到的那條魚有這么大。

但這些告訴了我們，怎么才能讓他們高興呢？

這些產品帶給我們的痛苦列舉如下。

【記】t-似“雨傘”,his-他的:這把雨傘是他的

this det, pron (pl these ) 1 (used to refer to a person, a thing, a place or an event that is close to the speaker/writer, esp when compared with another 用以指較近的人、 物、 地方或事情, 尤用於與他者比較時) Come here and look at this picture. 過來看看這幅畫. These shoes are more comfortable than those. 這雙鞋比那雙穿著舒服. Is this the book you mean? 這是你說的那本書嗎? Would you give her these? 你要把這些給她嗎? What's all this noise about? 這些響聲是怎麼回事? What's this I hear about your getting married? 我聽說你結婚了, 這是怎麼回事? This is my husband. 這是我丈夫. 2 (used to refer to sb/sth previously mentioned 用以指前面提到過的某人[某事物]) Jane wrote a letter to a newspaper. This letter contained some startling allegations. 簡給報社寫了封信. 這封信里有些極其嚴重的指責. 3 (used to introduce sth 用以引出某事物) Listen to this: a boy in London has died of rabies. 你聽聽這件事 倫敦有一個男孩兒得狂犬病死了. Do it like this, ie in this way. 照這樣去做.4 (used with days or periods of time related to the present 與包括現在的日子或一段時間的詞語連用) this (ie the current) week, month, year, etc 本周、 月、 年等 this morning, ie today in the morning 今晨 this Tuesday, ie Tuesday of this week 這個星期二 this minute, ie now 現在 these days, ie currently; recently 近來. =>Usage at last1 用法見last1. 5 (infml 口) (used in front of a n followed by a possessive 用於後接屬有格的名詞之前) When are we going to see this car of yours? 我們什麼時候去看你這輛汽車? These jeans of mine are dirty. 我的這條牛仔褲臟了. This friend of hers is said to be very rich. 她的這個朋友據說很有錢.6 (infml 口) (used to refer to people and things in a narrative 用以指敘述中的人或事物) a certain 某一個 There was this peculiar man sitting opposite me in the train. 在火車上有個挺特別的男人坐在我對面. 7 (idm 習語) ,this and `that; ,this, that and the `other various things, activities, etc 各種各樣的事物、 活動等 `What did you talk about?' `Oh, this and that.' ｀你剛才談什麼來著?＇｀噢, 東一件事西一件事什麼都談.＇ this, adv to this degree; so 到此程度; 如此 It's about this high. 大約有這麼高. I didn't think we'd get this far, ie as far as this. 我沒想到我們會走這麼遠. Can you afford this much (ie as much as this)? 你花得起這麼多錢嗎? Cf 參看 that1, 2.

*[θis]pron. 這, 本a. 這, 本ad. 這么相關詞組: put this and that together this that and the other with this this time at this time tomorrow this morning this week run this way and that before this by this on this for all this this and that