But Tom had a shortcoming（缺点）. He could not get up early. He often slept（睡）until nine or ten o'clock in the morning. His mother didn't want him to be late for school. So she bought him an alarm clock（闹钟）. She said to Tom, “You must get up when you hear the clock ring.”

　　“Yes, Mum.” Tom said. And from then on. Tom got up when he heard the clock ring at six thirty every morning.

　　One day his mother forgot to ring up（上发条）the clock. And the next morning Tom didn't get up at six thirty. It was time for breakfast. Mother went to wake（叫醒，过去式woke） him up. Tom was in bed and his eyes were open. He said to his mother, “I woke up very early.”

　　“Then why didn't you get up?” Mother asked. “You told me that I must get up when I hear the clock ring, so I am now waiting for the clock to ring.”

A．so he was a bad boy

B．but he was still（仍然）a good boy

C．so he was often late for school

D．but he went to school on time（按时）

A．but Tom still got up early

B．so Tom didn't wake up early

C．so Tom slept late

D．but Tom still woke up early

A．his mother didn't wake him up

B．he went to bed too late

C．the clock didn't ring

D．he didn' t want to go to school

     Canada 4:00 a.m. to 8:00 a.m.

Canada is a big country with six time zones. In the west, it is four a.m., and everyone is asleep,

but in Halifax on the east coast it is eight o'clock and people are having breakfast. It is a cold Friday morning in November, and the temperature is ten degrees below zero Centigrade.

     Argentina 9:00 a.m.

In Buenos Aires, the capital of Argentina, it is nine a.m. on a warm summer morning, and people are starting work or school. November is a summer month in Argentina because it is in the southern hemisphere (南半球) .

     Scotland 12:00 noon

Scotland is part of the United Kingdom. The capital of Scotland is Edinburgh, and the capital of the UK is London. It is twelve noon, or midday, in Edinburgh. Children are having lessons, but they are looking forward to the weekend because there is no school on Saturday and Sunday.

      Egypt 2:00 p.m.

Friday is already the weekend in Egypt. Friday is a special day for Muslims, so schools, offices and shops are closed in all Arab countries. So now, at two p.m., most people in Egypt are having lunch with their families.

      Japan 9:00 p.m.

Japan is seven hours ahead of Egypt, so it is already Friday evening there. The weekend is beginning. Most people are out with friends or watching television or playing computer games.

      New Zealand 12:00 midnight

It is late on Friday night, so most people are asleep. Now Saturday morning is arriving. It is morning in Canada too, but that is Friday morning!

(   ) 1. In eastern Canada, the time is_________that in western Canada.

  A. four and a half hours behind      

B. four hours ahead of

  C. three hours ahead of           

D. the same as

(   ) 2. While Canadian children in Halifax are having breakfast, Argentinean children are_________

   A. sleeping     B. going home    C. at school      D. having supper

(   ) 3. It's midday in the capital of______when it's 9:00 a.m. in the capital of Argentina.

   A. Japan      B. Canada     C. New Zealand     D. Scotland

(   ) 4. Two p.m. in Egypt is not a good time to telephone people in New Zealand, because in New Zealand________.

A. it's midnight and most people are asleep  

B. it's noon and many people are having lunch

   C. it's the morning and many people are working

   D. it's the afternoon and most people are playing computer games

(   ) 5. What time is it in New Zealand if it's 11:15 p.m. in Japan?

   A. 1:15 p.m.       B. 2:15 p.m.        C. 1:15 a.m.        D. 2:15 a.m.