简介:1.Ittookhalfanhourtodotheir.A.MrsSmith;houseworkB.Smiths;houseworksC.theSmith;houseworksD.theSmiths;housework2.—Ishere?—No,BobandJimhaveaskedforleave.A.anybodyB.somebodyC.everybodyD.nobody3.Ihopeyoutherebybus.A.togoB.goC.wentD.havegone4.IdontknowinEnglish.A.whattocallB.whattocallitC.howtocallitD.bothBandC5.ChinaisfamoustheGreatWallandalsooneofthelargestcountrieswiththelargestpopulationintheworld.lA.as;forB.for;likeC.with;asD.for;as6.Thisco...
简介:【摘要】纵观当前课堂教学中的练习现状,大部分课堂练习形式单一,学生积极性不高,课堂练习效果不明显。有效的课堂练习,能激发学生在获取新知后继续保持学习的积极性,达到巩固新知的作用,使课堂更加高效。本文以小学高年级数学中“数与代数”为例,对如何设计灵活有效的课堂练习,提高课堂学习进行分析。