11．The U．N．announced，"China so far _________﹩6million to the World Food Program to help ease food shortages in the three African countries worst affected by the Ebola virus．"（　　）

A．

contributed

B．

contributes

C．

is contributing

D．

has contributed

10．The Ukrainian official said that their soldiers_____a major town controlled by the armed rebels after a violent attack．（　　）

A．

crushed

B．

seized

C．

persevered

D．

grasped

9．Many citizens are strongly_______to pulling down the 100-year-old building in the centre of the city．（　　）

A．

objected

B．

opposed

C．

against

D．

resisted

8．Her parents _____ great importance_____ education，which makes a great difference to her．（　　）

A．

stick；to

B．

appeal；to

C．

attach； to

D．

ajust；to

7．My father retired in 2008，_____ he has been devoting his time to gardening．（　　）

A．

at which

B．

since when

C．

when

D．

after that

6．We labored hard to finish our job ahead ofschedule（进度表）．

5．As you get older yourattitude（看法；态度） towards death changes．

4．The air is heavily polluted and many people have to stop exercisingoutdoors（在户外）．

3．He walked along in the shadows hoping no one wouldrecognize（辨认出）  him．

2．Metro Pocket Guide
Metrorail （地铁）
Each passenger needs a farecard to enter and go out．Up to two children under age five may travel free with a paying customer．
Farecard machines are in every station．Bring small bills because there are no change machines in the stations and farecard machines only provide up to 5in change．
Get one ticket of unlimited Metrorail rides with a One Day Pass．Buy it from a farecard machine in Metro stations．Use it after 9：30a．m．until closing on weekdays，and all day on weekends and holidays．
Hours of service
Open：5a．m．Mon．---Fri.7a．m．Sat．---Sun．
Close：midnight Sun．---Thurs.3a．m．Fri---Sat．nights
Last train times vary．To avoid missing the last train，please check the last train times posted in stations．
Metrobus
When paying with exact change，the fare is 1.35．Whenpayingwitha SmarTripR＜br/＞card，thefareis1.25．
Fares for senior/disabled customers
Senior citizens 65 and older and disabled customers may ride for half the regular fare．On Metrorail and Metrobus，use a senior/disabled farecard or SmarTripR card．For more information about buying senior/disabled farecards，SmarTripR cards and passes，please visit MetroOpensDoors．com or call 202-637-7000 and 202-637-8000．
Senior citizens and disabled customers can get free guide on how to use proper Metrobus and Metrorail services by calling 202-962-1100．
Travel tips
l Avoid riding during weekday rush periods-before 9：30 a．m．and between 4 and 6 p．m．
l If you lose something on a bus or train or in a station，please call Lost & Found at 202-962-1195．

54．What should you know about fare card machines？D
A．They start selling tickets at 9：30 a．m．
B．They are connected to change machines．
C．They offer special service to the elderly．
D．They make change for no more than 5．
55．At what time does Metrorail stop service on Saturday？B
A．At midnight．
B．At 3a．m．
C．At 5a．m．
D．At 7p．m．
56．What is good about a SmarTripR card？B
A．It is convenient for old people．
B．It saves money for its users．
C．It can be bought at any time．
D．It is sold on the Internet．
57．Which number should you call if you lose something on the Metro？A
A.202-962-1195   B.202-962-1100
C.202-637-7000   D.202-637-8000．