Nêu hai ví dụ cho thấy lực tác dụng lên một vật làm biến đổi chuyển động của vật đó và lực tác dụng lên một vật làm cho vật đó bị biến dạng .

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I/Choose the best answer: 11.He drives very.........and has got two accidents this year.(careless / carefully / carelessly / careful) 12.The visitors found the story very.....................(amuse / amused / amuses / amusing) 13.Our........is very polluted.Its very difficult to solve the.......................problems.(environment / environmental) 14.Be......................(quick / quickly).You are walking too.........(slow / slowly) 15.We didnt go to school because it was raining............(heavy / heavily) 16.The soccer match was very........................../I enjoyed it.(exciting / excitingly) 17.The baby is sleeping.........................(peaceful / peacefully) 18.The church was.................by a famous architect.(made / designes / taken / done) 19.Over 1.500 new houses..............each year.Last year,1.720 new house................. A.were built / were built B.are built / were built C.are building / were built D.were built / were being built 20.I believe that our lives............in the future.(betters / was bettered / will bettered / will be bettered) 22.The Imperial Academy.................in 1076 under Emperor Lý Nhân Tông.(constructed / was constructed / is constructed / constructs) 23.The Imperial Academy..........................to educate young men for the nation.(used / uses / was used / is used) IV/Change the sentences into passive voice 7.They carved the names of the doctors on the stone. ->The names of the doctors........................................ 9.Vietnamese repaired One Pillar Pagoda in 1955 ->................................................... 10.He wrote an article about our country. ->An article..................................... 13.Students dont often do the homework ->.......................................... 14.She didnt do the test well. ->.......................................................... 15.Do you clean your classroom everyday? 16.Did he rent the house? ->................................. 17.How many souvenirs did you buy? ->........................................ 18.Volunteers plant trees and water them. ->.......................................... ->...........................................