七年级下册英语学练优答案|七年级英语下学期练习册答案人教版2017

Section B
　　一.(A)1. on 2.to 3. from to 4.at on 5.in by at (B) 6.children 7.talking 8.any 9.her 10.speaking
　　二.1~5. DCABC 6~10. CDADD
　　三.1.Do have to 2.Don’t run 3.Can play 4.have fun 5. can’t have to
　　四.1.Do you usually help your mom make dinner?
　　2.Don’t talk loudly in the classrooms!
　　3.I have to go to bed by 10 o’clock.
　　4.Do have to go to the Children’s Palase to learn the paino?
　　5.Can you meet friends at night?
　　五.1~5.CABDA 6~10CBDCA
　　六.Welcome to School Library
　　2.Don’t take your food into the libray or eat in here .
　　3.它们会使书本潮湿。
　　4.Three weeks

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