皮皮学，免费搜题
登录
搜题
【单选题】
母亲很可能是什么时候被感染上艾滋病病毒的?( )A.
姐姐出生以前
B.
弟弟出生以前
C.
弟弟出生以后
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】I don’t know _________.
A.
what is the matter with him
B.
what the matter is with him
C.
what with him the matter is
D.
what the matter with him is
【单选题】What is the matter with Mary? -
A.
She has a bad cold.
B.
She is reading.
C.
she is a student
【单选题】What is the matter with Ben?
A.
He has a toothache.
B.
He has a sore back.
C.
He has a cold.
【单选题】I wanted to know _____. [ ]
A.
what is the matter with him
B.
what the matter is with him
C.
what was the matter with him
D.
what the matter was with him
【简答题】目前，即时通信系统通用的协议主要有______协议集和XMPP协议集两个代表。
【单选题】What is the matter with you?
A.
I'm glad
B.
I have a cold
C.
I have something to do
D.
Sorry, I don't know
【简答题】电子邮件传输协议主要包括两个协议：()。
【简答题】EPC网络，控制面协议主要基于GTP-C和 Diameter,用户面主要基于()协议。
相关题目：