下列选项中,不是气管和支气管主要生理功能的是()。
A.呼吸调节功能
B.清洁功能
C.防御性咳嗽反射
D.免疫功能
E.换气功能
参考答案:E
It is your first day at a new school. How will you find your way around?
小题1:You get off the bus at the corner of Clark Street and 10th Street. You are closest to _________.
小题1:
A.Science Lab
B.Room 4
C.Gym
D.Cafeteria小题2:The principal tells you to see Miss Mack in Room 4. You leave Office and walk __________.
小题2:
A.east
B.west
C.south
D.north小题3:As you’re buying lunch, you notice that Cafeteria is opposite ___________.
小题3:
A.Room 3
B.Office
C.Room 1
D.Science Lab
–Did you enjoy ___________ at the party last night, Lingling?
--Yes, I really enjoyed the food and the music there. Thank you.
A.myself
B.himself
C.yourself
D.herself