【简答题】A.The new teacher is sick. B.He hasn't met the teacher yet. C.There are three new teachers. D.He doesn't like the teacher.
【判断题】计算机系统中的所有文件一般可分为可执行文件和非可执行文件两大类,可执行文件的扩展名类型主要有“.exe”和“.com”。
【判断题】计算机系统中的所有文件一般可分为可执行文件和非可执行文件两大类,可执行文件的扩展名类型主要有 .exe和.com 。
【多选题】家具按照功能分类可以分成:
A.
坐卧类,支持人体的椅、凳、沙发、卧具、床等。
B.
凭依类,提供人体学习、作业的工作面,如书桌、餐桌、茶几、柜台、作业台等。
C.
贮存类,如存放、陈列物品用的壁橱、书架、搁架等。
D.
间隔类(建筑类),如屏风、隔断、罩、博古架等。
【单选题】He is a boy of promise; he never fails to ______the expectations of his parents and teachers.
【简答题】一单位从国外购得优质矮牵牛种75g,如栽培条件良好,可有生产多少盆优质盆花?(矮牵牛种子的发芽率为79%,每克种子7000粒,幼苗成品率63%)
【单选题】——Who is the man standing by the window? ——He is ______ .
【简答题】信息归纳。 Allan: Hello! May I speak to Bob? Mary: Sorry! He isn't in at the moment. Tomorrow is Teachers' Day, and he has gone to buy some presents for the teachers. Could I take a message ? Allan: Yes, p...
【判断题】计算机系统中可执行文件的扩展名类型主要有.exe和.dll。 ( )