上述药物中,治疗类风湿关节炎首选的改善病情抗风湿药是()。
A.环孢素A
B.甲氨蝶呤
C.氨基葡萄糖
D.青霉素
E.泼尼松
参考答案:B
The movie City of Life and Death was moving____ I couldn't
help crying when I saw it. [ ]
A. too; to
B. so; that
C. such; that
D. enough; to
糖水是溶液,原因是 [ ]
A、由两种物质组成的
B、食盐水是透明的液体
C、食盐水的熔点小于0℃
D、蔗糖分子均匀分散在水分子中