1 . A tsunami(海啸) occurs as a series of waves _______ (know) as a “wave train,” and the series of surges (巨浪) can be five minutes or up to an hour apart. (所给词的适当形式填空)

2 . 选词填空

come true, focus one’s attention on, stick to, pay off, aim to, give up, as a result of, (be) based on

1. ________ the heavy rain, the football match was put off.
2. After his retirement, he can ________his personal interests.
3. Whatever happens, we’ll ________our promise.
4. His dream of becoming a university teacher has ________.
5. You’ll be able to choose a room ________your own personal taste.
6. Even if the child’s access to schooling is difficult,you should not ________.
7. To our satisfaction, his efforts on his children will ________.
8. We ________ be there around six.

3 . I want to go to the supermarket which is located in the center of the town.（同义句转换）
I want to go to the supermarket ________ in the center of the town.