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搜题
【单选题】
下列设备中属于输入设备的有_______。A.
扫描仪、录像机、照相机
B.
键盘、鼠标、显示器
C.
触摸屏、扫码仪、耳机
D.
音箱、投影仪、打印机
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】He is very grateful to the girl____ he often turns for help when he meets with difficulties.
A.
whom
B.
to whom
C.
to who
D.
which
【判断题】根据我国的民法通则,监理工程师可能承担失职责任的行为包括:;该检查验收的不检查验收或不按照规定检查验收,该返工的未要求返工,不合格的按合格进行了检收,或者该及时进行检查验收的超过了合同的时限,影响了正常施工,从而造成业主不应有的损失。
A.
正确
B.
错误
【单选题】he heard a girl crying for help outside, he rushed out of the room.
A.
Before
B.
as soon as
C.
after
【判断题】Chris had to apply for a work as a stock worker, so he left the medical equipment with a girl, but the girl took it away! He ran after the girl who had stolen the equipment, finally, he took it back.
A.
正确
B.
错误
【简答题】泵与风机是指以（）为工作介质与能量载体的机械设备。
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