题目内容：

Each of the following sentences contains one mistake. Find them out and correct them.

1.My friend couldn’t face leave the villa because he knew that the paparazzi were waiting outside.

2.A short time before, the water damaged the sound equipment due to the heavy rain.

3.Tom was jealous at Adam because Adam’s parents got him everything he wanted.

4.On the bottom right-hand corner of the photo, a man with a large watch is smiling.

5.When asking how he knew where they were, Henry laughed and pointed to a student who was wearing an MIT sweatshirt.

6.It was on April 20, 1990 when the Hubble was launched into space by NASA.

7.By the time we reached the Main Stage, the live show started.

8.The man used to sleep on the floor, but now he is used to sleep on the bed.

9.After the fire had at last put out, a special type of grass-seed was ordered.

10.The search party considered use ‘The Revealer’ to find something of great value.