下列现象中属于熔化现象的是 [ ]
A.铺路时给沥青加热,沥青变稀
B.把糖放入水中过一会儿不见了
C.两块冰相互摩擦时,冰化了
D.冬天把湿的衣服放在外面一会儿就冻住了
答案:C
抗甲状腺药物因白细胞减少而停药的指征是()
A.WBC<4×109/L,中性粒细胞<1.5×109/L
B.WBC<3×109/L,中性粒细胞<1.5×109/L
C.WBC<2×109/L,中性粒细胞<1.0×109/L
D.WBC<3.5×109/L,中性粒细胞<1.0×109/L
E.WBC<2.5×109/L,中性粒细胞<1.5×109/L
—Who's won the first prize in the competition?
—Henry _______. He has ______ it for a week.[ ]
A. is; won
B. is; got
C. has; had
D. has; been given