If you cough occasionally, you may just be suffering from a common cold.    36    if you have a rising fever with your    37    , or you have difficulty in breathing, you had better    38    a doctor or call the emergency hotline (64629100 or 64629112) as soon as possible,    39    these could be symptoms(癥狀) of SARS (Severe Acute Respiratory Syndrome).

If you want to    40    extra precautions(預(yù)防) and buy a filter mask, go to your local drug store. Your Chinese friends may    41    you to take Banlangen, a traditional Chinese medicine widely    42    in China to activate the immune（免疫的） system, or fumigate vinegar in your house to    43    viruses(病毒) in the    44    , but "these measures are of no use in    45    the disease"， said Dr. Qi Xiaoqiu, Director General of the Department of Diseases Control, Ministry of Health.

If you have    46    returned from Hong Kong or areas    47    SARS has been active, go to your doctor and    48    him or her of your recent trip. If you develop symptoms    49   your trip, stop traveling until fully    50    . If you pass 12 days symptom-free after coming back from these areas, you    51    set your mind at ease(無(wú)憂無(wú)慮).

The following are some preventive measures you can take    52    by experts from the Chinese Center for Diseases Control and Prevention:

●Wash hands with running water after sneezing, coughing or clearing your nose;

●Use a clean towel or tissue after washing hands;

●Do not share towels with    53    ;

●Keep a healthy diet, add or    54    clothes according to changes of the weather and exercise regularly and get plenty of sleep;

●Relieve stress and do not smoke so as to    55    your body's resistance to diseases;

●Reduce visits to crowded places with poor ventilation.

She is good ______ playing the piano and good ______ her students, which is good _______ the students.

A. at; for; to    B. to; to; for

C. at; to; for    D. to; at; for

Now that you have a job, you must exert (努力) yourself in ______ you do at work.

  A. however            B. no matter what

  C. no matter how   D. whatever

___________ your help, I got the first in the final-term English examination.

A. Thanks to          B. Without

C. If not                D. But for

A middle-aged woman came ________ to the bus stop only ________ the bus had gone.

A. run; to find

B. running; to find

C. and ran; found

D. running; finding

We won't give up ________ we should fail ten times.

A. even if             B. since

C. whether           D. until

We are _______ happy to hear of the success of their team.

A. enough                   B. more than

C. many more             D. much many

In the traffic accident five were killed and twenty __________.

A. losing                      B. missed

C. damaged                 D. injured

--The matter must be looked into.

--We are supposed to have a little ________ .

A. rain                 B. weather

C. patient             D. look

Having heard my answer, the master nodded _______ satisfaction, “I’m quite satisfied _____you.”

A. with; with               B. on; by

C. in; to                      D. in; of