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will pass
obeys
will be
to know
to ride
“主将从现”原则
1b
Read 1a and match the topic sentence with each paragraph. Then write a title for the passage in the box above.
Paragraph 1
Paragraph 2
Paragraph 3
Bicycle riding is good for health and the environment.
Bicycle riders must obey the safety rules.
Bicycles are very popular.
Find out and learn the new words in 1a.
truck n.
reflector n.
injury n. (对躯体的)伤害，损伤
signal n.信号，暗号
notice n. 注意，理会；v.看到，注意到
in case of 如果，假使
look out 小心(be careful)
in a word 总之
safety n.安全，平安
1c
Read again and answer the following questions.
1. What do people use bicycles for?
2. Why is bicycle riding good exercise?
3. How do bicycle riders protect their heads?
4. What must bicycle riders do when riding at night?