A driver stopped his car on a street side to have a rest．As he lay down in the seat and closed his eyes, a person came up and knocked at the window to ask the time. The driver opened his eyes and looked at his watch. “It's five past eight.” he said. Then he went to sleep again. But soon he was waken up again because a second person was knocking at the window．“Excuse me, what time is it now？”he asked. The driver looked at his watch again, and told him it was half past eight．
In this way, the driver thought he couldn’t have a good rest, so he wrote a short note and stuck(贴) it on the window for all to see. It said，“I don't know the time．”Again, he lay down in the seat for his sleep. A few minutes later，a third person came and began to knock at the window, “Hey,  sir.”he said, “It’s a quarter to nine．”
The driver stopped his car on a street side because he ______.

A．was very tired	B．saw his friend
C．lost his watch	D．didn’t know the time

The driver was woken up again by the second person ______.

A．twenty minutes later

B．twenty-five minutes later

C．thirty minutes later

D．thirty-five minutes later

The driver wrote a short note and stuck it on the window because ______.

A．he didn't know the time．

B．he didn't want anybody to trouble him．

C．he wanted somebody to wake him up．

D．he wanted somebody to tell him the time．

The third person knocked at the window to ______．

A．ask him the time

B．ask him not to sleep

C．see if the driver was sleeping

D．tell him what time it was

The driver ______ in his car．

A．had a good sleep

B．had no seat

C．didn't have a good rest

D．always closed his eyes