皮皮学,免费搜题
登录
搜题
【单选题】
一个物体受到大小相等、方向相反的两个力作用,则该物体()
A.
一定不平
B.
一定平衡
C.
一定转动
D.
平衡或转动
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【简答题】The Jade Buddha Temple was first built in ----- to keep two jade Buddha statues brought from ------ by a monk. The temple was later ----- in war, but the two statues were fortunately saved and a new t...
【判断题】一位客人的账由另一位客人支付时,需获得客人的口头授权。
A.
正确
B.
错误
【简答题】试比较 Buck 电路和 Boost 电路的异同。
【判断题】To a certain extent, China ’ s present export growth still relies on the input and consumptions of resources, energy, land, manpower, and environment, while the input of science and technology, manage...
A.
正确
B.
错误
【单选题】[2018·全国卷II]在致癌因子的作用下,正常动物细胞可转变为癌细胞,有关癌细胞特点的叙述错误的是( )
A.
细胞中可能发生单一基因突变,细胞间黏着性增加
B.
细胞中可能发生多个基因突变,细胞的形态发生变化
C.
细胞中的染色体可能受到损伤,细胞的增殖失去控制
D.
细胞中遗传物质可能受到损伤,细胞表面的糖蛋白减少
【简答题】T he employee who checks in arriving guests and assigns them to their rooms is the receptionist. W hen the guest with a reservation arrives, the receptionist checks his reservation details with the gu...
【简答题】t his and the other external design differences, the software won’t look quite the same.
【简答题】试比较Buck电路和Boost电路的异同。
【简答题】ager Jake Deham was skiing with his family in the USA when he fell over and lost one of his skis.His family didn ’ t know that he had a problem.They kept on skiing.When they got to the foot of the...
【简答题】Two Tigers There were two tigers; one lived in a cage and the other in the wild. The caged one didn&39;t have to worry about his meal while the one outside was unrestrained. The caged tiger was always...
相关题目: