2 . 根据句意，用所给单词或者词组的适当形式填空，请将正确形式完整地写在答题卡相应题号后的横线上。

pay off   benefit   sign up   responsible   behaviour   unfortunately   character   specific   organize

1. After-school group activities will be ________ by our teachers to help children develop team spirit.
2. In my opinion, swimming is a kind of exercise which could bring lots of ________to our health.
3. As senior secondary students, we need to learn to work independently and be ________ for the decisions we make.
4. In the 19th Asian Games, the Chinese women’s basketball team won the champion and all their hard work ________.
5. Some parties are held for a ________ formal purpose, like a graduation party or a wedding.
6. Last Sunday, Jennifer and her friends paid a visit to the Great Wall, but, ________, they ran into a heavy snow along the way back.
7. In order to create a good public environment, I think all of us should mind our ________ in public places.
8. Some typical images of Chinese paper cuts are flowers, birds and Chinese ________.
9. Professor White suggested that students should ________ for traditional culture classes at school.

3 . Yuan Longping realized that larger fields were not the solution. Instead, farmers needed to _____________in the field they had.
袁隆平意识到，解决问题的办法不是扩大农田面积，而是农民们需要提高他们已有土地上农作物的产量。

6 . Good luck could smile on us when we show great determination to face countless ________ in daily life .

A．performances

B．behaviors

C．challenges

D．organizations

8 . She was quick to ______ external circumstances for her failures, rather than looking inward and assessing her own role.

A．assign

B．compose

C．blame

D．approve

9 . In an interview, Yang Liwei talked about several ______ moments when he thought he would never make it back alive.

A．living

B．breathtaking

C．attractive

D．regular