提示邪气渐盛的舌苔变化是（）。
A.苔由厚变薄
B.苔由薄变厚
C.苔由润变燥
D.苔由多变少
E.苔骤然退去
参考答案：B
Dear me! Just _________ at the time! I _________ no idea it was so late．
A．look, have
B．looking, had
C．look, had
D．looking, have
砂浆搅拌机是用来将（）拌合成符合设计要求的灰浆.
A.胶凝材料
B.砂
C.水
D.石子
