Unit1Inclass同步练习2一、选出下列单词中不同属性的一项。(    )1.A.ball          B.bag            C.open(    )2.A.door          B.close      C.window(    )3.A.out           B.eraser            C.blackboard(    )4.A.listen           B.talk               C.robot(    )5.A.window           B.class             C.student二、连线。1.A.window2.B.ball3.C.blackboard4.D.robot三、改写句子：根据中文提示完成下面的句子，每个横线填写一个单词。1.请把门打开，海伦。__________________________the_____________,Helen.2.请看黑板，同学们。Please_____________atthe_____________,class.3.不要开窗，迈克。Don’t_____________the_____________,Mike.4.请听老师讲解，苏海。_______________________________________theteacher,SuHai.5.请坐并把书打开。Sit_____________andopenyour_____________.四、连词成句。1.door,open,the,YangLing2.your,close,look,and,the,book,blackboard,at3.close,don’t,window,the,Mike4.at,blackboard,look,the,Sam5.please,the,listen,teacher,to五、读一读，注意发音。Openthewindow,openthedoor.Openyourbookandsay“Hello!”Closethewindow,closethedoor.Closeyourbookandoffwego!参考答案：一、1.C2.B3.A4.C5.A二、1.D2.A3.B4.C三、1.Please,open,door2.look,blackboard3.open,window4.Please,listen,to5.down,book四、1.Yangling,openthedoor.2.Closeyourbookandlookattheblackboard.3.Mike,don’tclosethewindow.4.Lookattheblackboard,Sam.5.Pleaselistentotheteacher.五、略。