D=Diarmuid，F= Feifei

D: (laughing to himself) Dear, oh dear.

F: Hi Diarmuid. What are you laughing at?

D: I’m just looking at my old class 1.            from my school days. They’ve been stored away for all these years. My mum 2.            them in the attic(阁楼).

F: What do they say?

D: Have a look for yourself.

F: Let me see. Let’s choose a 3.           . Ummm…here we are, History: (reading) "Diarmuid has failed to learn anything this year because he 4.            all his time chatting at the back of the classroom." Let’s look at another... Math: "Diarmuid must learn that it is not enough just to sit at his desk. He must pay attention to the lesson, and study hard out of class and do his homework."

D: I wasn’t very 5.            at math.

F: It seems you were an awful 6.           .

D: Well, it’s true I was never a swot(书呆子).

SPECT的性能测试不包括（）。

A.均匀性校正

B.旋转中心校正

C.断层均匀性测试

D.图像处理软件测试

E.多探头的匹配