在车行道上可以随意招呼出租车，这种做法对还是错？（）
A、对
B、错
C、无所谓
参考答案：B
My cousin, little Tom, is __________ a fool. He did very well in all his subjects.
A．something as
B．something but
C．anything but
D．nothing but
下列叙述中不是保温材料应具备的条件有（）。
A、化学稳定性好，对金属无腐蚀
B、不易燃烧
C、寿命长、来源广、造价低、施工方便
D、见水易潮湿
