阅读理解。
Sue and Linda usually go to school by car. They drive past (经过) a hospital, a supermarket and a
food shop. The food shop is next to the supermarket.
Jack and Michael usually go to school by bus. They go past a bank and a post office. The bank is
next to the post office.
Mary usually goes to work by bike. She rides a bike past a police office, a park and a swimming
pool. The park is between the police office and the swimming pool.
1. How many people are there in this passage? (短文)
A. Three.
B. Four.
C. Five.
D. six.
2. Where is the bank?
A. It's on the right.
B. It's next to a swimming pool.
C. It's next to the supermarket..
D. It's next to a post office.
3. How does Jack go to school?
A. by bike.
B. by bus.
C. by car.
D. by subway
4. Where does Sue drive past?
A . a park.
B. a swimming pool.
C. a hospital.
D. a post office.
5. Which (哪个) is NOT ture (正确)?
A. Sue go to school by car.
B. The food shop is next to the supermarket.
C. Mary rides a bike past a post office.
D. The park is between the police office and the swimming pool.
=a+bx中参数的实质是使（）。