B: Don’t worry. The policemen are coming soon.
(4) A: There were a lot of trees around our school 2 years. But now there are only about 10 trees.
B: And there was a beautiful park beside our home, but now it isn't there now.
A: Shall we grow some trees again?
针对性练习：
(1) A: _____ your brother in the kitchen? B: No, he _____. I can't see him.
A: But he _____ in it just now, beacause he _____ having supper
B: ______ he in the garden?
A: Perhaps, his toy is there. Let's find him. B: Oh, no. He _____ in the tree. (2) A: Where______ you just now?
B: We_____ behind the school. We were playing games. A: I see. But where _____ Mike? Now he _______ with you. B: I think he _______still there with another（另外的）boys. 四、综合练习 改错：
1. Where are you a moment ago?
2. My parents were in the sitting-room, I am in my study. 3. Is there a cat here just now?
4. My English book wasn't there just now, but it was here. How funny. 5. There was an excited football match here in the afternoon. 中译英
1. 你的手机在哪？我想在沙发上。 2. 你刚才在哪？我在电脑房。 3. Mike刚才不在这里。
4. 我的照相机刚才还在这里的，现在不在这了。 5. 刚才在冰箱上有几把钥匙。
6. 万圣节就要到了，我的学生变的很兴奋。