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know if the train leaves at six .. He asked who the boy was looking for. I don’t know when he arrived. (5)if和 whether引導(dǎo)賓語(yǔ)從句通常可互換,但在下列情況下只可用 whether。 ( 3)若賓語(yǔ)從句陳述的是 客觀真理、客觀事實(shí)、科學(xué)原理、格言、諺語(yǔ)等,則不受主句時(shí)態(tài)的限制,通常用 一般現(xiàn)在時(shí)。其意義是 _______ 例如: He asked me if/whether I could speak English. 他問(wèn)我是否會(huì)說(shuō)英語(yǔ)。 (1)介紹: a. I know that your father is a doctor. Betty thinks that it is going to rain this afternoon. b. He asks whether/if we’ll go fishing on Sunday. He doesn’t know whether /if they will plant trees on Saturday or not. c. He asks where the nearest book shop is. Can you tell me how I can get to the station? (2)歸納:請(qǐng)仔細(xì)觀察以上例句,回答下列問(wèn)題 : 以上三組例句均屬賓語(yǔ)從句 , 賓語(yǔ)從句由哪些連詞引導(dǎo)? 語(yǔ)法講解: 賓語(yǔ)從句的具體用法如下: (一)賓語(yǔ)從句通常由以下連詞所引導(dǎo): ( 1)由 _________引導(dǎo)時(shí),它無(wú)實(shí)義,常省略。例如: He said he ______ right. ( be ) 他說(shuō)他是正確的。把下列兩個(gè)簡(jiǎn)單句合并為一句。例如: I think he often _________ books. ( read ) 我認(rèn)為他經(jīng)常讀書(shū)。 Module 2 Friendship Unit 3 Language in use 【學(xué)習(xí)目標(biāo)】 能夠掌握賓語(yǔ)從句的基本用法。 (二)主句與賓語(yǔ)從句的時(shí)態(tài)關(guān)系 主句與賓語(yǔ)從句的時(shí)態(tài)關(guān)系有以下三種情況: ( 1)若主句用了現(xiàn)在時(shí),則賓語(yǔ)從句可用其所需要的任