猩红热的皮疹出现在发热后
A．12小时之内B．12～48小时C．49～60小时D．61～72小时E．大于72小时
参考答案：B
刀工是使烹调原料呈现出不同形态的加工手段，只有合理、巧妙的切配才能达到烹调的要求。
We have two rooms_________, but I can't decide _________. [ ]
A. to live; to choose which one
B. lived ; choose which one
C. to live in ; which one to choose
D. live ; which one
