三年级英语下学期 U1-U8 重点句子(必须大声熟练朗读,家长签名: )姓名 班级 U1Stand up. 起立。Sit down,please.请坐下。Good morning,Mr Green.格林先生,早上好。Liu Tao,please open the door.刘涛,请开门。Yes,Mr Green.好的,格林先生。Im sorry ,Mr Green.对不起,格林先生。Come in ,Mike.迈克,进来。Wang Bing,please close the window.王兵,请关窗。Look at the blackboard,Sam.萨姆,看黑板。Whats this?这是什么?Its a rubber.它是块橡皮。Dont listen to the parrot.不要听鹦鹉说的话.open your book. 打开你的书Bob has two big books.鲍勃有两本大书。Say “Hello!”