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you? Leave all the things as they are,won39。t you? 2)以Let39。s開(kāi)頭的祈使句,前肯后可肯可否,前否后只可,疑問(wèn)句必須用shall we。只有以Let us(聽(tīng)話人不被包括在“US”里面)或Let me開(kāi)頭的祈使句,問(wèn)句才用will you。 . Let us know the time of your arrival . Let”s try again,shall we? Let me help you,will you? Let’s have a look on your book,will you?(聽(tīng)話人不包括在us里面) 3)當(dāng)陳述句是否定的祈使句時(shí),問(wèn)句可用will you 或 can you 。 . Don39。t make much noise,will/can you? There be句型 There be 句型中,反義疑問(wèn)部分必須為be 動(dòng)詞 + there There are some apples in the basket, aren39。t there? There isn39。t any milk left, is there? must .當(dāng)陳述部分有情態(tài)動(dòng)詞must,問(wèn)句有4種情況: (1)mustn39。t表示“禁止,不可,不必”時(shí),附加問(wèn)句通常要用must. You mustn39。t stop your car here,must you? 你不能把車(chē)停在這地方,知道嗎? ?。?)must表示“有必要”時(shí),附加問(wèn)句通常要用needn39。t. They must finish the work today,needn39。t they? 他們今天要完成這項(xiàng)工作,是嗎? ?。?)當(dāng)must用來(lái)表示對(duì)現(xiàn)在的情況進(jìn)行推測(cè)時(shí),問(wèn)句通常要根據(jù)must后面的動(dòng)詞采用相應(yīng)的形式。 He must be good at English,isn39。t he? 他英語(yǔ)一定學(xué)得很好,是嗎? ?。?)當(dāng)must+have done表示對(duì)過(guò)去的情況進(jìn)行推測(cè)(一般句中有明確的過(guò)去時(shí)間狀語(yǔ)),問(wèn)句要根據(jù)陳述部分謂語(yǔ)的情況用“didn39。t+主語(yǔ)”或“wasn39。t/weren39。t+主語(yǔ)”;如果強(qiáng)調(diào)動(dòng)作的完成(一般沒(méi)有明確的過(guò)去時(shí)間狀語(yǔ)),問(wèn)句要用“haven39。t/hasn39。t+主語(yǔ)”。 She must have rea