Which runs ___(fast),a bike,a car or a train?

问题描述:

Which runs ___(fast),a bike,a car or a train?
Tom is looking forward to ___(lie) on the beach to enjoy the sunshine.
It's ___(danger) to play football in the street.

1.fastest .自行车,汽车,火车三者比较,应用形容词*
2.lying.lie(躺)现在分词形式lying
3.dangerous.危险的.