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【单选题】
患儿,男,1岁半,PPD试验硬结直径为12mm,未接种过卡介苗,护士考虑患儿A.
受过结核感染，但不一定有活动病灶
B.
新近有感染
C.
曾经感染过结核
D.
体内有新的结核病灶
E.
有活动性结核
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举一反三
【单选题】Yuan Longping looks like a farmer in these ways: (多选)
A.
he can't speak English
B.
his face and arms are sunburnt
C.
his body is slim and strong
D.
he lives in the countryside
【单选题】How to keep healthy?
A.
Adults should get about two hours of aerobic exercise each week.
B.
Adults can do the exercises such as playing basketball, swimming and distance running.
C.
Lifting weights, or doing sit-ups and push-ups are permitted.
D.
All of the above are right.
【单选题】In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A), B), C), and D). 25. Last year ...
A.
worse
B.
shorter
C.
younger
D.
slower
【单选题】How to keep healthy physically?
A.
Do not smoke and drink alcohol.
B.
Do regular exercise and have a balanced diet.
C.
Do more walking, running and swimming.
D.
Eat less fat, oil, sweets and more nutritious food.
【单选题】His health______, my father retired from the business last year.
A.
fails
B.
was failed
C.
failing
D.
failed
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