①--What is this?这是什么?
--It is a computer.这是一台计算机。
②--What is that?那是什么?
--It is a map.那是一张地图。
③--Where is the dog?狗在哪儿?
--It is lying under the tree.它在树下面躺着呢。
④--Where is the post office?邮局在哪儿?
--It is near the hospital 在小医院附近。
⑤--Who is that man?那个人是谁?
--It is my brother.是我哥哥。
⑥He tried to get rid of smoking，but it was impossible.他尝试着戒烟，但那是不可能的。
⑦If you exercise every day ,it will keep you well and strong.如果你每天锻炼，你就会变得健康。
