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lanted (by us) in 1997. A cake was made by him yesterday. 3. The teacher gave the students some advice. (改成被動(dòng)語態(tài) ) ___________________________________ ______________________ 4. He was seen to read a book in his room. (用 I作主語 , 改為主動(dòng)語態(tài) ) _____________________________________ 5. She was helped by all the people.(改成一般疑問句 ) _____________________________________ Some advice was given to the students by the teacher. I saw him read a book in his room. Was she helped by all the people? 根據(jù)中英文提示完成句子。 1. 根據(jù)歷史記載 , 紙是由蔡倫發(fā)明的。 ______________ history, paper ___________ by Cai Lun. 2. 大約三千年前風(fēng)箏在中國就被人使用了。 Kites_____________ in China about 3,000 years ago. According to was inventedwere used 3. 這個(gè)書架是木頭做的。 This bookshelf _________________ wood. 4. 這部電影是由馮小剛導(dǎo)演的。 This film ______________________ Feng Xiaogang. is made of was directed by