问题 填空题
如果
1
2
+
1
6
+
1
12
+…
1
n(n+1)
=
2003
2004
,那么n=______.
答案

1
2
+
1
6
+
1
12
+…
1
n(n+1)
=
2003
2004

1-

1
2
+
1
2
-
1
3
+
1
3
-
1
4
+…+
1
n
-
1
n+1
=
2003
2004

1-

1
n+1
=
2003
2004

n
n+1
=
2003
2004

∴n=2003.

故答案为:2003.

阅读理解

阅读理解。(10’)

Mrs. Brown’s old grandfather lived with her and her husband. Every morning he went for a walk in the park and came home at half past twelve for his lunch .

But one morning a police car stopped outside Mrs. Brown’s house at twelve o’clock, and two policemen helped Mrs. Brown to get out . One of them said to Mrs. Brown . “ The poor old man lost his way in the park and phoned to us for help , so we sent a car to bring him home . “ Mrs. Brown was very surprised , but she thanked the policemen and they left .

“ But , grandfather , ”she then said “ you have been to that park nearly every day for twenty years . How did you lose your way there ?”

The old man smiled , closed one eye and said , “ I didn’t quite lose my way , I just got tired and I didn’t want to walk home !”

根据短文内容,选择最佳答案。

小题1:The old man lived _______

A.by himself

B.with his grandfather

C.with his grandson

D.with his granddaughter and her husband小题2:The old man _____ in the park in the morning every day .

A.went fishing

B.went for a walk

C.did some reading

D.asked a policeman for help小题3: The old man went to the park for a walk __________.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         

A.in the morning

B.in the afternoon

C.at half past twelve

D.twice a day小题4: The old man had been to the park every day for ______ .

A.twelve years

B.twenty weeks

C.twelve months

D.twenty years小题5: It is true that the old man ______

A.was too tired to walk home

B.lost his way home

C.lost his way to the park

D.liked to telephone the policemen .

单项选择题 A2型题