阅读短文，选择正确答案。
It's seven thirty in the morning. Mr Brown is going to work. He usually drives to work. But now he can't
find the key to his car. He asks Mrs Brown. She doesn't know. He usually puts the key in a small box. Is it in
other boxes? He looks into all the boxes, big or small, but it's still not there. "Don't worry. I think it's in your car."
Mrs Brown says. "Yes, it must be there." says Mr Brown. He goes out quickly to have a look. Soon he comes
back, and can't say a word. "What's the matter now? You must go to work now. You are late." Mrs Brown says
"It's not there, the car" Mr Brown says.
1. Mr Brown usually goes to work ________.
[ ]
A．by bus
B．by car
C．on foot
D．by bike
2. Mr Brown can't ________.
[ ]
A．open the room
B．get up
C．find the key to his room
D．find the key to his car
3. Usually the key is in ________.
[ ]
A．a small box
B．a big box
C．other boxes
D．a red box
4. Who first thinks the key is in the car?
[ ]
A．Mrs Brown
B．Mr Brown
C．Their son
D．Their daughter
5. Mr Brown is ________.
[ ]
A．carefully
B．foolish
C．careless
D．strange