皮皮学，免费搜题
登录
搜题
【单选题】
时间管理的核心是：A.
效率和效果的提升
B.
效率和效能的提升
C.
效果和效能的提升
D.
功率和功能的提升
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
【简答题】Although many people were ____________ (跑去躲雨), they were all pleased, saying that the rain came in the nick of time.
【简答题】图表中包含数据系列的区域叫（ ）
【单选题】Many people were afraid to go to swim when they remembered the scenes________ people were eaten by the big white shark.
A.
in which
B.
by which
C.
which
D.
that
【单选题】How many people were at the meeting?
A.
Four people were at the meeting.
B.
Five people were at the meeting.
C.
Three people were at the meeting.
【多选题】制冷系统日常维修保养包括( )工作。
A.
保持机器的各摩擦部件有良好的润滑条件
B.
保持机器运转部件的正常温度和正常声音
C.
保持机器的清洁
D.
使机器与设备恢复原来的精度和效率
相关题目：