【正文】 Some beautiful songs by them. should be sung (四 )被動語態(tài)的特殊情況 : ,make, let, hear, see, watch, notice等詞 ,其后跟省略 to的動詞不定式 (動詞原形 ),在變?yōu)楸粍诱Z態(tài)時 ,必須 還原動詞不定式符號 : 1) We heard him sing this song in the room. He was heard to sing this song in the room. 2) The boss made him work 14 hours a day. He was made to work 14 hours a day. 3) I see him walk to school. He is seen to walk to school. ?A traffic accident _________(happen) just now. happened 2. 連系動詞 （ .) 如： be, look, seem, feel, sound, smell, taste, get, turn, bee… ?Peking Opera ________ (sound) beautiful. sounds 3. 當(dāng)此動詞表示 事物的自然屬性 的時候 : ?The pen _________ (write) very fast. writes ?This kind of sweater _______ (sell) well. sells 1. 不及物動詞 （ vi.) 如 :happen, take place, appear, disappear, … 不用被動語態(tài)的動詞： (表示主語的自然屬性特征 ) + 副詞 (well/ badly/easily/smoothly),常見動詞： read, write, sell, wash, clean, wear, lock, open, cook, shut, dry, eat, drink, … ?The books ____ well． A. were sold B. sell C. have sold D. are being sold ?This kind of cloth ____ easily． A. has washed B. was washed C. washes D. is washed 1. Many accidents____ by careless drivers last year. A. are caused B. were caused C. have caused D. will cause 2. An official _____ by some reporters on food problems in Shanghai yesterday. A. is interviewing B. is interviewed C. was interviewing D. was interviewed 3. Today a lot of information can _____ online. A. receive B. be received C. is received D. receiving 4. I’ m glad to find that many trees_______ in our city last year. A. plant B. planted C. were planted D. are planted 5. Driving after drinking wine in China. A. allows B. doesn39。 （ rope） 把棍子和樹綁起來 . 根據(jù)提示寫一篇以 How to Plant a Tree?為題目的短文，要求內(nèi)容齊全，上下文連