问题
单项选择题
显像剂引入体内后2小时以内所进行的显像通常称为（）
A.延迟显像
B.平面显像
C.断层显像
D.早期显像
E.负荷显像
答案
参考答案：D
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显像剂引入体内后2小时以内所进行的显像通常称为（）
A.延迟显像
B.平面显像
C.断层显像
D.早期显像
E.负荷显像
参考答案：D
| 补全对话。从方框中选择合适的句子完成对话,使对话完整并正确。 | |
| A: Hey, Robert! Wait a minute. B: What's the matter, John? A: (1)________ B: Of course I can. What can I do for you? A: (2)________ B: Your birthday is next Saturday. We have more than a week to get ready for your party. A: Yes, you are right. I want to write some invitation cards today. B: That's great. (3) ___________ A: (4) My handwriting is bad, so I want you to write them for me. B: OK. (5)________You should practice writing to improve (提高) your handwriting. A: Thank you very much. I'll do my best.
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