___________ is it? It's 2: 30. [ ]
A. What's the time
B. What time
C. How old
答案:B
目前在临床肿瘤核医学方面最有临床价值的仪器是()。
A.γ照相机
B.SPECT
C.SPECT/CT
D.PET
E.PET/CT
I left my knife on the ______ /te??bl/ last night, but I forgot it.
A.travel
B.able
C.table
D.terrible