题目内容：

根据句意，选用方框中适当的词组填空。

used to,     at high speed,    all year round,    has been dead,    search for information, all his life,   in the centre of,    as fast as I could

1.Lei Feng tried to help others ____________________.

2.The indoor roller coaster moved ____________________and was really exciting.

3.He _____________be so kind to me, but now he has changed a lot.

4.When I heard the whisper, I felt frightened and ran __________________.

5.There is a huge statue ________________________the island.

6.I use my computer to _________________________every day.

7.You can see the beautiful sights in Chuxiu Park ____________________.

8.The boy’s grandpa ____________________since 2007.