用英语的8种时态,加上There be 造句

8个时态在图上
1. There are a lot of people in the meeting-room. 2. There was little left. 3. There have been many such traffic accidents in the past few years. 4. When he got there, he found there had been no one waiting for him in the room. 5. Without air, there would he no living things. 6. There is going to be a storm tomorrow morning.