凡进行核医学检查的患者都无须做任何准备,这是核医学诊断的最大优点。
参考答案:错
A: Is Miss Zhang _______?
B: Oh, good. It's Lucy. Come _________ and sit _________.[ ]
A. in, in, down
B. on, in, here
C. at home, in, in
D. in, on, over there
车床总装后的静态检查,是在空运转试验之后进行的。