糖皮质激素可应用于出现了何种症状的SARS病人:()
A.出现ARDS
B.转氨酶明显升高
C.病程超过3周
D.发热超过40℃
E.48 h内肺炎进展达到30%
参考答案:A
—Tom, what's your aim in life?
—My aim is ______ a computer engineer. [ ]
A. is
B. to
C. to be
D. /
脘腹疼痛属脾胃虚弱,其特点是()
A.窜痛
B.绞痛
C.冷痛
D.胀痛
E.隐痛