I don't want this big fish.
Do you want this big fish?
What do you want?
She wants this big fish.
句意:
我想要這條大魚(yú)。
含有實(shí)義動(dòng)詞want 的肯定句改為否定句,主語(yǔ)為I,故用助動(dòng)詞don't,后跟動(dòng)詞原形want,再接其他,即:I don't want this big fish.
含有實(shí)義動(dòng)詞want 的肯定句改為一般疑問(wèn)句,原句主語(yǔ)為I,助動(dòng)詞用do放句首,I變you,動(dòng)詞用原形want,再接其他,即:Do you want this big fish?
畫(huà)線部分“this big fish”意思是這條大魚(yú),可知問(wèn)的是事物,用What提問(wèn),后跟助動(dòng)詞do,I變you,再接動(dòng)詞原形want,即:What do you want?
主語(yǔ)改為she:主語(yǔ)she為第三人稱(chēng)單數(shù),謂語(yǔ)動(dòng)詞保持一致用三單形式wants,其他不變,即:She wants this big fish.