【判断题】蜗杆分度圆导程角大小直接影响蜗杆传动效率,导程角小,传动效率高,自锁性强。()
【单选题】Your mother told me that you overslept this morning, ______?
【单选题】Jack didn't telephone his mother because ______ .
B.
his telephone didn't work
C.
his mother had no telephone
【简答题】制定幼儿园教育目标的依据是国家的教育目的和幼儿园教育的______。
【判断题】调车作业指除列车在正线运行、车站(车辆段)到发以外的一切机车、车辆或列车有目的的移动。
【单选题】分部分项工程量清单是指表示拟建工程分项实体工程项目名称和相应数量的明细清单,应包括的要件是()。
C.
项目编码、项目名称、项目特征、计量单位和工程单价
D.
项目编码、项项目名称、项目特征、计量单位和工程量
【单选题】确定幼儿园教育任务,评估幼儿园教育质量的根本依据是( )
【单选题】In this story,the woman didn't find Bruce 's mother because___。
A.
she wenr to the wrong house。
B.
She didn't know Bruce 's mother。
C.
Bruce was not at home。
D.
Bruce didn't have a mother。
【单选题】Which of the following sentences is INCORRECT?
A.
You didn't hear mother call and I didn't either.
B.
Either of parents is capable of mending the machine.
C.
Come on Saturday or Sunday. Either is OK.
D.
I don't think either of them is at home.
【判断题】调车作业是除列车在正线运行、车站(车辆段)以外的一切机车、车辆或列车有目的的移动。