「I have been doing」と「I have done」は似ているようで違います。特に英語の勉強を始めたばかりだと、どちらをどのシチュエーションで使うのか混乱する事が多いですが、使い方は違うので、まずは両方の意味を紹介していきます。
have + pp (has) (過去分詞) Unit 7 Grammar (1) Present Perfect Tense (現在完成式) have + pp (has) (過去分詞) A verb has “three tenses(三個時態)” : present tense past tense past participle (現在式) (過去式) (過去分詞) am/is was been are were been work worked worked change ch...
No, have is considered to be an auxiliary verb.
結構為「might / would / should / could + have + 過去分詞」,注意因為助動詞後面需用原形,因此完成式只會用 have 喔,其他 has 或是 had 通通都不行! 而關於這些助動詞彼此的差異,我們可以這樣理解:其中 might 表達一種推測,意思是「可能」;而 would 則表示「會...」;should 是指「應該」;could 表示...
2. 使役動詞 make, have, let 最大特色就是後面的動詞是用「原形動詞 或過去分詞」,不可再加 to 。 主詞 + 使役動詞 + 受詞 ( 人 )+ 原型 V~( 表示主動 ) Do you know where I can have someone fix my bike? You can have Hazel’s Personal Services fix your bike. 主詞 + 使役...