The factory 【where--which/that或去掉where】 you visited yesterday is a paper factory.
因?yàn)橄刃性~The factory在定從中作賓語,故用關(guān)系代詞which/that,
也可把where去掉后不用任何關(guān)系代詞.
The factory 【which--where】you lived ten years ago is a paper factory.
定從中缺少的是地點(diǎn)狀語in the factory,故用where引導(dǎo)定從.
There are many stars in the sky which 【is--are】like the sun.
因?yàn)槎◤闹械膚hich指代的是先行詞many stars,且在定從中作主語,故用are.
The tallest boy you referred to 【don't--doesn't】like surfing the Internet.
因?yàn)榫渥拥闹髡Z是The tallest boy,為單三人稱,故謂動(dòng)的助動(dòng)詞用doesn't.
The reason 【that--why】 he hasn't come is that he is ill.
因?yàn)橄刃性~The reason 在定從中作原因狀語,故定從用why.
The reason 【why--that/which或去掉why】 he told me is that be is ill.
因?yàn)橄刃性~The reason 在定從中作told的直接賓語,因此用that/which引導(dǎo)定從或省略不要.
He is one of the students who【hasn't--haven't】passed the test.
因?yàn)楫?dāng)先行詞為"one of+名詞復(fù)數(shù)"時(shí),定從的謂動(dòng)由名詞復(fù)數(shù)來決定,故此句中的助動(dòng)詞用haven't.
We talked about lots of people and things 【which--that】 we still remembered that day.
先行詞既有人又有物時(shí),定從用that引導(dǎo).
I have a great number of friends,of【thwm(單詞本身也寫錯(cuò)了)--whom】most are Americans.
先行詞friends指人,且在定從中作介詞的賓語時(shí),用whom.
Have you found the pen 【加上with】which you wrote your composition?
先行詞the pen在定從中應(yīng)作介詞with的賓語,表示"用鋼筆寫字":write sth.with the pen.