被动语态60882.pptVIP

* Change the following sentences into the Passive Voice 1.They make TV sets in that factory . 2.Northwest China grows the best cotton . 3.They use this room for playing Ping pong . 4.Bell invented the telephone in 1876. TV sets are made in that factory The best cotton is grown in Northwest China . This room is used for playing Ping pong The telephone was invented by Bell in 1876. 5.The manager made them work 10 hours a day . 6.China has sent up man –made satellites into space 7. You should water trees often . 8.You must not plant trees in very dry earth . They were made to work 10 hours a day. Man –made satellites have been sent up into space . Trees should be watered often . Trees must not be planted in very dry earth . Fill in the blanks: Paper ( invent)_______________in A.D.105 by Cai Lun in China.It is an important part of our everyday lives,but few people ever think about how it (make) ____________.Today most paper comes from trees.However,with the concern for the environment (考虑到环境) , more and more paper(produce)____________from recycled paper products.Since paper products are of different qualities,they first(sort分类)____________before they (recycle)_____________.The sorted material (put) _____________into a huge machine. was invented is made is produced are sorted are recycled is put 句型转换 完形填空 *