Ifit______rainheavily,thecitywouldhavegreattroublebecauseofitspoordrainagesystem.
A、shouldInCanadatherearetwoofficiallanguages,Englishand______.
我们平常说的英语“双基”教学是指____和______。
老师说：Drawacircle.学生画一个circle,这就属于课程标准里面谈到的用语言来做事情。
Previewingisatechniqueofallowingyoureyestotravelrapidly______apage,stoppinghereandtheretoregisterthemainidea.
---What__Amy__?
---She'swritingane-mailtoherpen-friend.
