[例1]Books of this kind______well.
A.sell B.sells C.are sold D.is sold
【解析】答案A。這種書很暢銷。“sell”主動形式表示被動。“books”名詞複數謂語動詞應為複數。
[例2]My watch wants______.
A.to repair B.being repaired C.repaired D.repairing
【解析】答案D。我的表需要修修。“want”後可用動詞的-ing形式表示被動。
[例3]The book is difficult______.
A.understanding B.to be understood
C.to understand D.understood
【解析】答案C。在某些性質形容詞＋動詞不定式的句型中，其動詞不定式的主動形式表示被動意義。
[例4]The cloth______well and______long.
A.washes；lasts B.is washed；lasted
C.washes；is lasted D.is washing；lasting
【解析】答案A。這布料耐洗又耐用。某些不及物動詞表示被動意義，如open，pick，read，sell，shut，tear，wash，wear，carry，cut，write，drive，iron，keep，lock等等，形式上雖為主動，卻表示被動意義。
[例5]Only one of the books______.
A.is worthy to read B.is worthy reading
C.is worth of reading D.is worth reading
【解析】答案D。隻有一本書值得讀。“worth”後用動詞的-ing形式，以主動表示被動。
[例6]I’ll go to downtown.Do you have any letter______？
A.of posting B.to post C.posted D.posting
【解析】答案B。我要去市區。你有沒有信要寄？動詞不定式表示被動。
[例7]On the wall______two large portraits.
A.hangs B.hang C.is hung D.are hung
【解析】答案B。牆上掛著兩幅大的肖像畫。“hang”掛著，主動形式表被動。表示地點的狀語放句首，句子用全倒裝。主語是“two large portraits”名詞複數，謂語動詞應為複數。
[例8]Our house______.
A.is getting paint B.is getting painted
C.is got painted D.has got to paint