【正文】
is round is true. 地球是圓的的事實(shí)是真實(shí)的。(that從句用于解釋說明the fact) 定語從句相當(dāng)于一個(gè)形容詞,用于修飾前面的名詞。如: The student who answered the question was John. 回答問題的學(xué)生是John. 狀語從句相當(dāng)于一個(gè)副詞,如: When it rains, I usually go to school by bus. 天下雨時(shí),我通常坐公共汽車上學(xué)。(時(shí)間狀語) If he es tomorrow, you will see him. 如果他明天來,你就可以看見他。(if 引導(dǎo)的條件狀語從句,其結(jié)構(gòu)為:if +狀語從句,+主句)。即主句是將來時(shí),則從句要用一般現(xiàn)在時(shí)表示將來?! e returned home to learn his daughter had just been engaged.他回家后得知女兒剛剛訂婚了。(結(jié)果狀語,結(jié)果狀語只是僅限于learn(得知),find(發(fā)現(xiàn)),see,hear,to be told(被告知),make(使得)等具有界限含義的動(dòng)詞。) You must speak louder so that /in order that you can be heard by all. 你必須大聲說話,才能讓所有人聽到你說話。(目的狀語,可以由that, so that, in order that, lest, for fear that, in case等詞引導(dǎo)。) Since /As the weather is so bad, we have to delay our journey. 天氣那么糟,旅行推遲了。 (原因狀語從句,常用 because, since, as, for fear ( 恐怕 ), seeing that ( 既然 ) , now that (=since), considering that ( 考慮到 ) 等引導(dǎo)。) Though/Though he was worn out, (still) he kept on working. 雖然他已經(jīng)精疲力竭了,但仍然繼續(xù)工作。 (讓步狀語從句,引導(dǎo)的連詞主要有以下這些:though, although, as; even if, even though; whether…or…; no matter+疑問詞,疑問詞-ever.) Where I live there are plenty of trees. 我住的地方樹很多。(地點(diǎn)狀語從句,通常由where, wherever 引導(dǎo)。) As water is to fish, so air is to man. 我們離不開空氣,猶如魚兒離不開水。(方式狀語從句通常由as, (just) as…so…, as if, as though引導(dǎo)。