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be needed?A. Will B. Are C. Has D. Do( ) 18 Why ___ to talk about it yesterday?A. didn39。t a meeting held C. wasn39。t held( ) 19 Who was the book___? A. write B. wrote C. written D. written by( ) 20 Where ___ these boxes made? A. was B. were C. is D. am( ) 21 The flowers___often.A. must be water B. must be watered C. must watered D. must water( ) 22 The books may___ for two weeks. A. be kept B. be borrowedC. keep D. borrow ( )23 The teacher made him___ his homework. A. to do B. do C. did D. done ( ) 24 The boy___ streets without pay in the old days.A. was made to clean B. made clean C. made to clean D. was made clean ( )25 These children____dance. A. were seen to B. were seen for C. were seen D. saw to( ) 26 Thesestones___well. A. are fitted B. fit C. fits D. is fitted ( )27 The bike ___ 500 yuan. A. was cost B. costed C. cost D. is costed ( ) 28 The important meeting ___ on a cold morning last year.A. was had B. was held C. held D. had( ) 29 Great changes___ in the past ten years in China.A. took place B. have taken place C. were taking place D. had taken place( )30 You can39。 closed B. does。 closed D. /。 keeping B. was used。 to keep D. are used。s a Haidian top problemA. is built B. built C. were built D. was built ( ) 56 Wet clothes are often ___ up near a fire in