搜题请搜索小程序“爱下问搜题”
问题
单项选择题
既治咽喉肿痛，又治肺热咳嗽的药为
A．砒石
B．炉甘石
C．铅丹
D．硼砂
答案
参考答案：
D
补全对话，情景问答
Look, read and match. (给下面的图选择正确的对话并连线)
A.
1. -Are they planting trees?
-Yes, they are.
B.
2. -What is she doing?
-She is answering the phone.
C.
3. -What are the monkeys doing?
-They are climbing a tree.
D.
4. -Is she cooking dinner?
-No, she isn't. She's doing an experiment.
E.
5. -What does Tim like?
-He likes collecting leaves.
查看答案
单项选择题
人字桅杆的稳定性计算不仅包括纵向稳定性计算，还包括（）稳定性计算。
A、竖
B、横
C、水平
D、垂直
查看答案
