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【判断题】
正在做投篮动作的A1被B1犯规,与此同时,结束本节的比赛计时钟信 响起,A1获得2次罚球。 比赛休息期间罚球完成后开始( )。A.
正确
B.
错误
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举一反三
【单选题】体积固定的容器中，有一定量的理想气体，当温度逐渐升高时（设分子有效直径保持不变），分子的平均碰撞次数【图片】和平均自由程【图片】的变化为（）。
A.
增大， 增大
B.
增大， 不变
C.
增大， 减小
D.
和 都保持不变
【多选题】螺杆泵启运前检查内容有包括（）。
A.
检查井口流程各阀门开关正确，井口零部件及仪表齐全好用
B.
检查减速箱的油位，减速箱油位应达到看窗的1/2～2/3之间
C.
检查各部位螺丝及光杆卡子紧固情况；检查安全防护罩完好
D.
检查皮带和盘根压帽的松紧度
E.
检查电器设备完好，过载保护电流值按正常运转电流的1.2倍设置
F.
检查电机的正反转
【单选题】What do we learn about Sara and Michael?
A.
They live in the downtown.
B.
They will have a greenhouse soon.
C.
They have abandoned almost all the expensive clutter.
D.
They built the house by themselves.
【单选题】关于流式细胞仪液流驱动，下列叙述正确的是
A.
包括细胞流，一般采用负压方面控制
B.
鞘液以加速度通过流动室
C.
整个液流系统运行流速逐渐加快，以促使细胞排列
D.
包括压缩空气泵、压力传感器、鞘液过滤器和样本压力调节器等部件
E.
鞘液流驱动与细胞流一样采用负压控制
【单选题】What do we learn about Ronald and Louis?
A.
Neither of them has any brothers or sisters.
B.
Nei ther of them won their parents' favor.
C.
They weren't spoiled in their childhood.
D.
They didn't like to be the apple of their parents' eyes.
【单选题】What do we learn about Chicago and sports?
A.
It has a very famous sports stadium.
B.
It's famous for its basketball teams.
C.
Many people in Chicago are interested in sports.
D.
It has two important sports teams.
【单选题】What do we learn about 'satisficers' and 'maximizers'? 查看材料
A.
'Maximizers' are less happy in general than 'satisficers'．
B.
'Maximizers' are models for physical and mental well-being．
C.
'Satisficers' make a decision once their standard is met．
D.
'Satisficers' will be better protected from clinical disease．
【单选题】What we learn and do in Zhongshan Institute now will have a _______ impact on the rest of our life.
A.
meaningful
B.
profound
C.
lasting
D.
extensive
【单选题】What do we learn about Haixia and Wenqi?
A.
They have been offered jobs by many companies.
B.
They lost their eyesight due to an accident in 2000.
C.
They got injured when they were just three years old.
D.
They love the job since it gives them a purpose in life.
【单选题】压滤机的（）组成包括：主油泵、安全阀、电磁换向阀、电磁先导溢流阀、回油过滤器、给油过滤器、油位显示器、单向阀以及电磁先导伺服阀、液压软管的接头等部件。
A.
风路系统
B.
液压系统
C.
滤液收集系统
D.
主液压缸
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