课时练1Unit 9 In my room提示：点击进入习题一二三一、根据图片提示选词填空，将单词写在四线三格内。1.This is my .2.This is my .3.It is a .4.It is a .bedchairdeskschoolbagchair desk schoolbag bed二、单项选择。()1.These_ my rulers.A.is B.are C.am点拨：these 是复数指示代词，因此后边跟are。B()2.Is this your_？A.pen B.pens C.a pen点拨：根据前边 Is this 可知后面名词用单数，your后边的名词前不用冠词a。A()3.Are these your pencils？_A.Yes,it is.B.Yes,they are.C.Yes,I have.()4.This bed is_my room.A.at B.on C.inBC三、情景交际。()1.你到同学家玩，看到他的床，你会说：A.This is my bed.B.Your bed is good.()2.你捡到了一支铅笔时，你会问同桌：A.Is this your pencil?B.This is your pencil.()3.Peter帮你找到了椅子，你会说：A.Thank you!B.Yes,they are.BAA
