单项选择题
课前教师安排抽查提问、生生对话、师生游戏等活动，检测课前预习情况。这种做法的可控性太低，难免会占用过多的教学时...
单项选择题课前教师安排抽查提问、生生对话、师生游戏等活动，检测课前预习情况。这种做法的可控性太低，难免会占用过多的教学时间，以致于无法完成教学任务，所以教师不需要进行这项操作。（ ） 正确 错误
She frittered away her time in going to the cinema ____...
单项选择题She frittered away her time in going to the cinema _______ studying. A、regardless B、 instead of C、apart from D、along with
Which of the following types of ports is generally incl...
多项选择题Which of the following types of ports is generally included computer system IO interfaces ? 计算机IO接口通常包含以下哪些端口？ A、Data port 数据端口 B、Control port 控制端口 C、Status port 状态端口 D、Address port 地址端口
