【推荐1】If wastes were not recycled, they would end up ________ (burn), giving out greenhouse gases. (所给词的适当形式填空)

【推荐2】The two men had the lights ______(burn) all night long. （所给词的适当形式填空）

【推荐3】__________ is a chemical change. (burn)

【推荐1】单句语法填空
1. We won’t give up even __________ we should fail ten times.
2. He made some friends in Canada, __________ helped him a lot when he was in trouble there.
3. She feels __________ (confidence) of winning the race.
4. Do you often ride _________ a bus to school?
5. It is said that the early European playing cards __________ (design) for entertainment and education.
6. Anyone __________ (complain) about life often can never experience the real happiness of life.
7. The Great Wall is __________ well-known a tourist attraction that millions of people go there every year.
8. People in America speak the same language __________ the British do.
9. Suddenly she saw a person __________ (wave) at her. It was her friend.
10. We offered our congratulations __________ his passing the college entrance exams.

【推荐2】The book________________( belong) to him is on the desk.

【推荐3】I admit I was too scared at that moment and the uncle ________(stand) beside me was giving me an awkward look. (所给词的适当形式填空)