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- 2六年级(1)班有男生24人,女生18人,后来又转入女生若干人后,这时男女生的比是6:5,问转入女生多少人?
- 3一人站在两山之间鸣枪,1s后第一次听到回声,0.5s后第二次听到回声,问两山距离.(声速340米每秒)
- 4I have a soccer ball.(改为一般疑问句)
- 5(1/2)He is a kind person and always ready to( )others help A.provide
- 6关于《记承天寺夜游》的阅读题
- 7氯化亚铁中铁元素的化合价
- 8Today,the forests have amost gone,peoplemust ___down many trees.A.stop to cut B.stop from cuting C.be stopped from cutin
- 9look forward to 与 look forward for 区别,比如:I am looking forward ( ) it.
- 10小红看一本书,第一天看了全书的 1/5,第二天看了全书的 3/8,这时还剩51页没看,这本书一共有多少页?