呼叫统计信息统计的内容是:()
A.语音和数据呼叫的呼叫建立成功次数
B.呼叫建立失败次数
C.呼叫正常结束次数和掉话次数
D.切换次数
参考答案:A, B, C
根据汉语提示完成下列句子,每空一词。
1. What does CCTV ________ ________(代表), do you know?
2. When did you take part in your school sports meeting ________ ________(上次)?
3. I'm sorry to say you've got ________ ________(没机会) to win the match.
4. Tom said many bad words behind Jim, so Jim _______ _______ ________(对……恼火) him.
5. I believe I will ________ ________ ________(能) learn English well if I find the correct ways of
learning.
治疗心脏镇痛骤停和房室传导阻滞()
A.沙丁胺醇
B.异丙肾上腺素
C.二者都可
D.二者都不可