【单选题】在Internet中,中继器的功能是()。
【单选题】-You were not at home when I called you yesterday. -No. We weren't. We___________ in the nearby supermarket at the moment. [ ]
B.
have done some shopping
D.
had done some shopping
【单选题】两事件A、B,事件A的发生使事件B发生了某种变化,则事件A对事件B的效应___
【单选题】We call Mother’s brother ( )
【判断题】When Woolworths Supermarkets introduces brands such as Woolworths Fresh, Woolworths HomeBrand, and Woolworths Select onto its shelves, these are examples of manufacturer brands.
【单选题】某家纺企业在经济开发区投资建设生产基地,在施工的前期阶段,租用两台QY25汽车吊施工,其中一台QY25H汽车吊司机在吊装一吨左右的钢构件时,机体发生倾覆,致使两节起重臂折断,支腿油缸损坏,造成直接经济损失7万元,事后发现司机只支了一边的支腿。试根据上述事件回答下列问题:其中,判断题二选一(A.B选项),单选题四选一(A.B.C.D选项),多选题四选二或三(A.B.C.D选项);不选、多选、少选、错...