心血池显像时左右心室显影最清晰的体位是()
A.左侧位(LL)
B.右前斜45°(45°RAO)
C.前位(ANT)
D.左前斜45°(45°LAO)
E.右侧位(RL)
参考答案:D
用恰当的词语填空,完成对话。每空一词。
A: Hi, Kate. There will be an exciting 1 on Sunday evening. Would you like to see it.'?
B: Sure. 2 is it about?
A: It's about life on Mars.
B: Is it interesting?
A: Yes. People can visit planets like Mars by 3
B: Can we live on Mars?
A: Yes. There 4 houses, hospitals, and cities on Mars in the movie.
B: How Exciting! I can't 5 to watch it.
A: Do you think man will live in space one day?
B: I think so. I hope I can go there one day.
—Which of these two sweaters will you take?
—I'll take . They look nearly the same, and I just need one. [ ]
A. both
B. either
C. none
D. all