外感风寒表证、外感风热表证均可使用的药物是（）。
A.麻黄、桂枝
B.金银花、连翘
C.荆芥、防风
D.紫苏、生姜
E.桂枝、葛根
参考答案：C
根据句意填写适当的单词。
l. We must _____ our classroom clean.
2. There are some _____ between the two pictures.
3. He _____ goes to restaurant for dinner, because the restaurant is not clean.
4. Katrina doesn't often _____ coffee, she likes green tea.
5. My eating _____ are not very good.
提升绞车施闸时操作手柄的行程不得超过全行程的（）。
A、1/4
B、3/4
C、2/5
D、3/5
