②“當……的時候”,引導時間狀語從句,表示“一邊……,一邊……”、“隨著……”。
"No, I won't. I'll be fine," said Zhou Kai, as he opened the door.(必修2Module 1)
“不,我不會感冒的。我會很好的。”周凱一邊開門一邊說。
As time went on / by, she became more and more worried.
隨著時間的流逝,她變得越來越焦慮。
③引導讓步狀語從句，此時句子用倒裝語序。
Rich as he is, he never spends a cent on clothes.
雖然他很富有,但他從不花一分錢在衣服上。
Child as he is, he knows a lot.
盡管他是個孩子,但懂很多事情。
④引導方式狀語從句,意為“如,像；按照……的方式”。
I want you to tell my friend your very interesting experience exactly as you have told it to me.
我想讓你像給我講述的那樣,給我的朋友講一講你那段極其有趣的經歷。
Remember, you must do everything as I do.
記住,你必須按照我做的那樣做。
⑤引導比較狀語從句,用于“as…as…或not so / as…as…”中,前一個as是副詞,后一個as是連詞,意為“如/不如……一樣”。
I don't speak English so / as well as he does.
我英語講得不如他好。
(2) who have made real discoveries in their area of science為定語從句,who在定語從句中作主語,指代people,并且who不可用that代替。
What was the name of the man who lent you the money.
借錢給你的那人叫什么名字？(定語從句修飾先行詞the man)
注意：who引導的特殊疑問句,為了避免重復,定語從句的引導詞不能用who而要用that。
Who is the student that won the gold medal?
那個獲金牌的學生是誰？