皮皮学，免费搜题
登录
搜题
【单选题】
数据库管理系统的功能不包括A.
定义数据库
B.
对已定义的数据库进行管理
C.
为定义的数据库提供操作系统
D.
数据通信
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 have made an appointment with him, but I'm afraid he'll ______.
A.
fall out
B.
fall over
C.
fall through
D.
fall off
【简答题】霍乱的预防措施中哪项不正确：( ) A、普遍预防服用抗菌药物 B、建立腹泻肠道门诊 C、加强引水消毒和食品管理 D、疫苗接种
【多选题】Which of the following ways can be used to rewrite the sentences: I was terrified by the movie. I couldn’t fall asleep till midnight.()
A.
Terrified by the movie, I couldn’t fall asleep till midnight.
B.
Because I was terrified by the movie, I couldn't fall asleep till midnight.
C.
I was so terrified by the movie that I couldn’t fall asleep till midnight.
D.
I was terrified by the movie, I couldn’t fall asleep till midnight.
【单选题】Which of the following factors was ultimately responsible for the fall of the civilisation of ancient Egypt?
A.
Change of climate.
B.
Famine.
C.
Flood.
D.
Population growth.
【单选题】Which of the following factors was ultimately responsible for the fall of the civilization of ancient Egypt?
A.
Change of climate.
B.
Famine.
C.
Food.
D.
Population growth.
【简答题】The six New England states may be usefully split into two sub regions: the _______ segment and the _______ area.
【单选题】______ is the largest of the six New England states.
A.
Maine
B.
New Hampshire
C.
Rohde Island
D.
Conneceticut
相关题目：