协议的三要素中,()规定了信息的格式、编码及信号电平等。
A.语义
B.语法
C.时序
D.协议
参考答案:B
根据要求完成句子,每空一词。(共5题;每空1分,满分10分)
小题1:I have some good news. (改为一般疑问句)
________ you have _________ good news?
小题2:Simon would like two kilos of beef. (对划线部分提问)
How __________ beef __________ Simon like?
小题3:Mr. Green is waiting for the shopkeeper because he wants to know the price.(对划线部分提问)
_______ _______ Mr. Green waiting for the shopkeeper?
小题4:There is a library at the school.(改为复数句)
_________ some ________ at the school.
小题5:My father is a teacher, my mother is a teacher, too. (改为同义句)
________ ________ my parents are teachers.
医疗机构制剂批准文号的格式为X药制字H(Z)+4位年号+4位流水号,其中Z代表()
A.省、自治区、直辖市简称
B.化学制剂
C.中药制剂
D.年份
E.批号