根据汉语提示写出所缺的单词
Can you________（想象）what your life will be like in ten years？
烧煤的工厂排出的大量黑烟还在污染空气．（pollute）
Factories that burn coal still with a lot of black smoke．
所有的乘客都下了车，去帮助那位老人．（get）
All the passengers to help the old man．
中国天舟一号货运飞船长10.6米，可载重6.5吨（meter）
China's Tianzhou﹣1cargo spacecraft is 10.6 and can carry up to 6.5 tons of cargo．
共享单车的使用人数今年有望达到五千人．（number）
shared bike users is expected to reach 50 million this year．
In my opinion，teenagers should be to choose their own clothes．