临床上引起甲减最常见的病因是 ()
A.先天性甲状腺发育不良
B.桥本甲状腺炎
C.亚急性甲状腺炎
D.甲状腺酶系异常
E.垂体瘤
参考答案:B
—Guess, how much does it cost?
—I think it costs 15 and 20 dollars. [ ]
A. from
B. between
C. among
D. with
在房地产经纪市场中,住宅绝大多数是( )。
A.解困房
B.商品房
C.集资房
D.房改房
E.私房