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【单选题】
结核菌素试验的原理属于A.
Ⅰ型超敏反应
B.
Ⅱ型超敏反应
C.
Ⅲ型超敏反应
D.
Ⅳ型超敏反应
E.
刺激型超敏反应
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反馈参考答案：
举一反三
【单选题】Look at this bar chart. What time does it show? What tense would you use?
A.
present tense
B.
past tense
C.
future tense
【多选题】What tense is often adopted in the storytelling?
A.
Past tense
B.
Present tense
C.
Future tense
D.
Present progressive tense
【单选题】Look at this bar chart. What time does it show? What tense would you use?
A.
present tense
B.
past tense
C.
future tense
【单选题】男,17岁。旅游中出现腹泻、脐周痛2天,发热1天。大便5~10次/日,有排便不尽感,粪便中混有脓液。查体:T38.2°C,P90次/分,BP96/60mmHg。腹软,脐周及左下腹压痛阳性,无反跳痛。该患者首选的进一步检查是:
A.
直肠指检
B.
. 血培养
C.
结肠镜
D.
粪常规
E.
X 线钡剂灌肠
【单选题】Look at this pie chart. What time does it show? Which tense would you choose?
A.
present tense
B.
past tense
C.
future tense
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