1.I’ll take down your name and address in case you ______ as a witness.
A.are needed B.need C.will be needed D.will need
2.Vegetables are cheap______ when they are in season.
A.buying B.to buy C.to be bought D.to buy them
3.Gone _____ the Chinese people were in great lack of food,money, comfort and enough housing.
A.the days when B.are the days when
C.have the days when D.the days have when
看看答案吧：
1.C 此句譯為“我將記下你的姓名和地址，以防萬(wàn)一需要你作證”,這是被動(dòng)語(yǔ)態(tài)的基本用法,“我”或“別的什么人”需要“你”作證人,但沒(méi)必要指出來(lái),因?yàn)檫@里強(qiáng)調(diào)的是動(dòng)作的承受者,所以用將來(lái)時(shí)的被動(dòng)語(yǔ)態(tài).
2.B 當(dāng)不定式作表語(yǔ)(或賓補(bǔ))形容詞的狀語(yǔ),又與句中的主語(yǔ)(或賓語(yǔ))有邏輯上的動(dòng)賓關(guān)系時(shí),雖然不定式有被動(dòng)意義,但只能用主動(dòng)形式.eg:Some books are interesting to read ,but boring to learn有些書讀起來(lái)很有趣,但學(xué)起來(lái)很枯燥.
3.B 此句譯為“中國(guó)人糧食極其匱乏，經(jīng)濟(jì)拮據(jù)，生活不安逸，住房又緊缺的日子已經(jīng)一去不復(fù)返” ,如果過(guò)去分詞是不及物動(dòng)詞,這個(gè)動(dòng)詞已經(jīng)是形容詞化了的分詞,則為系表結(jié)構(gòu),這里gone提前,用的倒裝結(jié)構(gòu).
A.are needed B.need C.will be needed D.will need
2.Vegetables are cheap______ when they are in season.
A.buying B.to buy C.to be bought D.to buy them
3.Gone _____ the Chinese people were in great lack of food,money, comfort and enough housing.
A.the days when B.are the days when
C.have the days when D.the days have when
看看答案吧：
1.C 此句譯為“我將記下你的姓名和地址，以防萬(wàn)一需要你作證”,這是被動(dòng)語(yǔ)態(tài)的基本用法,“我”或“別的什么人”需要“你”作證人,但沒(méi)必要指出來(lái),因?yàn)檫@里強(qiáng)調(diào)的是動(dòng)作的承受者,所以用將來(lái)時(shí)的被動(dòng)語(yǔ)態(tài).
2.B 當(dāng)不定式作表語(yǔ)(或賓補(bǔ))形容詞的狀語(yǔ),又與句中的主語(yǔ)(或賓語(yǔ))有邏輯上的動(dòng)賓關(guān)系時(shí),雖然不定式有被動(dòng)意義,但只能用主動(dòng)形式.eg:Some books are interesting to read ,but boring to learn有些書讀起來(lái)很有趣,但學(xué)起來(lái)很枯燥.
3.B 此句譯為“中國(guó)人糧食極其匱乏，經(jīng)濟(jì)拮據(jù)，生活不安逸，住房又緊缺的日子已經(jīng)一去不復(fù)返” ,如果過(guò)去分詞是不及物動(dòng)詞,這個(gè)動(dòng)詞已經(jīng)是形容詞化了的分詞,則為系表結(jié)構(gòu),這里gone提前,用的倒裝結(jié)構(gòu).