Pass me ___________ and vegetables, please.[ ]
A. fish
B. fishes
C. rices
答案:A
细菌繁殖期杀菌药为
A.青霉素G
B.阿莫西林
C.多黏菌素
D.链霉素
E.红霉素
Bioinformatics is a new computer software technology that makes research findings on genetic engineering publicly available to the public.
A.True
B.False