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is taken C. took D. was taken 18. The telephone _____ by Alexander Graham Bell in 1876. A. was invented B. has been invented C. is invented D. will be invented 19. Last year, Li Hua, a college student _____ to work for the Olympic Games. A. is choosing B. is chosen C. was choosing D. was chosen 20. The Internation Horticultural Expression _____ in Shenyang in May, 2020. Thousands of people have visited it. A. held B. holds C. is held D. was held 21. The classroom must _____ every day. A. keeps clean B. be kept clean C. keep cleaned D. be kept cleaning 22. Cotton _____ in the southeast of China. A. is grown B. are grown C. grows D. grow 23. More trees _____ around our city every spring. A. plant B. planted C. are planted D. were planted 24. Today Chinese _____ by more and more people around the world. A. was spoken B. is spoken C. spoke D. speak 25. Something must _____ to protect our environment. A. was done B. is done C. be done D. done II. 根據(jù)中英文提示,補(bǔ)全句子 1. 今天天氣真好,去游泳怎么樣? It’s a sunny day today, _______________ swimming? 2. 爸爸過去常喝酒,但現(xiàn)在不喝了。 It ______________________________ to practise playing the piano every day. 7. 我認(rèn)為英