21页7.Listen ,there is a knock ------the door .It must be Tom

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• You must knock at the door before you e_____the teachers’office.
• you must ____(knock)on the door before you enter
• 高中非谓语动词练习用动词适当形式填空如果能加上原因更好丫!1.The discovery of new evidence led to the thief____.(catch)2.Tom and White will spend the night______in your study.(lock) 这里的lock是什么意思?3.Mind your own way of speaking!I'm not used to____to like this.(speak)4.Time must be made full use of____the project on time.(complete)5.The boy was last seen____near the river.(play)6.The coat was found____behind the door.(hang)7.He had his father____at the gate for an hour.(wait)8._____
• 被动语态专项练习将下列句子变为被动语态He plants flowers every year.We speak Chinese.I look after the old man.Do you clean your room every day?Tom doesn’t wash his shoes every week.I wrote a letter yesterday.Mary made 3 kites the other day.Did they build this bridge last year?They asked us to sing a song.They didn’t water the flowers.We must obey the school rules.Should I open the door?Wu must plant trees every year.Tom shouldn’t drink cold water.We can’t see stars in th
• 关于过去进行时和一般过去时,用括号中动词的适当形式填空 1.As my father ____(leave)the house ,the postman ____(arrive).2.Tom ____(work)in the garden while I ____(sit) in the sun.3.As I _____(walk) down the street ,I _____(meet) Charlie.4.While he ____(read) the letter ,he_____(hear) a knock at the door.5.While mother ______(prepare) lunch ,Janet_____(set) the table.6.She ______(drop) the tray when I _____(speak) to her.
• 英语翻译It takes the most distant course to come nearest to yourselfIt takes the greatest climb to bring us to neature's finest beautyWe must knock at every other door to reach our ownTo reach the innermost self in the end——Tagore有中文翻译吗?麻烦提供!
• 根据句意,选用方框所给词语的适当形式天空.词语:happen ,be like ,fewer ,stand ,while ,too much ,sleep ,do ,about ,get.1.I ______ when there was a knock at the door.2._______ Tom was practicing the piano,I walked in.3.Don't bring candy to school.If you _____,the teacher will take it away.4.What ____if more people use cars?5.I had a talk with my best friend Lucy ____ this week's movie yesterday.6.If you study hard ,you ______ a good grade on the test.7.My mother told me not to
• 谁能帮我解析几道英语习题1.Tom had opened the door _____ mary had time to knock.A.until B.before C.as D.although2.It's high time you ______.A.do you homework B.would have done your homeworkC.had done your homework D.did your homework3.The bus wsa held up on way to the airport,otherwise I_____the plane.A.must catch B.have caught C.could have caught D.ought to catch4.Let's ____when the train will arrive.A.discover B.find C.find out D.look5.If this continues to tske
• Before you get into the teachers' office.You must knock( )the door.A.on B.in C.to
• someone is knocking at the door.___must be Tom.为什么用he而不用it?
• 设函数f(x)=ax-b/x,曲线y=f(x)在点(2,f(2))处的切线方程为7x-4y-12=01,）求函数的解析式2）证明：曲线f（X）上任一点处的切线与直线x=0和直线y=x所围成的三角形面积为定值,并求此定值
• 设函数f(x)=ax-b/x,曲线y=f(x)在点(2,f(2))处的切线方程未7x-4y-12=0（1）求f(x)的解析式证明：曲线y=f(x)上任一点处的切线与直线x=0和直线y=x所围成的三角形面绩为定值,并求此定值