【正文】
a) — Can I borrow your bike, Simon? 西蒙,我可以借一下你的自行車嗎? — Of course. 當(dāng)然可以。 might是 may的過去式,它也可以用來表示征求對(duì)方意見,不過很少用。如: a) — Might I join you? 我可以加入你們嗎? — Yes, you may. 可以。 could是 can的過去式,在口語中, could常用來代替can向?qū)Ψ礁竦靥岢稣?qǐng)求,用法上比 can正式,可以用于向老師或長輩提出請(qǐng)求,這時(shí) could不表示過去,回答一般還是用 can。如: Did the train leave? She didn’t know. →She didn’t know if / whether the train had left. Complete the sentences. whether/if we can grow plants if/whether many people are going to move whether or not he does whether I hurt her feelings 1. 我們不知道我們能否在火星上種植植物。 4. 從句作介詞賓語時(shí),只能用 whether。 Ⅱ . if和 whether引導(dǎo)賓語從句時(shí),要注意賓語從句三要素,即連詞、語序和時(shí)態(tài)。如: I’m afraid that if you’ve lost it, you must pay for it. 3. 主從句之間有插入語時(shí)。 around the sun Object clauses introduced by “that”: 由從屬連詞 that引導(dǎo)的賓語從句 I hear (that) _______________________. He said (that) ______________________. The teacher told us (that) ______________________________. that不能省略的幾種情況 在由 that引導(dǎo)的賓語從句中,由于連詞 that只起引導(dǎo)功能,無具體意義,不擔(dān)當(dāng)任何成份,因此在口語或非正式的文體中??墒÷?。 如: She said (that) she would e and that she would also bring her son. 她說她要來,還要帶她的兒子來。 二者在下列幾種情況下不能換用: 1. 賓語從句置于句首表示強(qiáng)調(diào)時(shí),應(yīng)用 whether,不用 if。 如 : Tom wants know if he won’t e here tomorrow. 湯姆想知道他明天是否不來這兒。t know ____________________ any washing. 4. 我擔(dān)心是否傷害了她的感情。 2. may與 might may也可以用來征求對(duì)方意見,意為“可以”,相當(dāng)于 could,用法也比 can更正式,更禮貌,一般用于向陌生人或所尊敬的人請(qǐng)求許可