下列除哪项外，均是至宝丹的功用
A．清热B．开窍C．通便D．化浊E．解毒
参考答案：C
---- You didn’t do your homework _______, Tom.
---- I’m sorry, mom. But I don’t have ______ for such things.
A. careful enough; enough time
B. enough careful; time enough
C. carefully enough; enough time
奶牛：牛奶（）
A．蚌：珍珠
B．鸟：鸟巢
C．螃蟹：蜜蜂
D．猪：猪肉
