【单选题】[2018·全国卷III] 下列关于生物体中细胞呼吸的叙述,错误的是( )
D.
植物光合作用和呼吸作用过程中都可以合成ATP
【单选题】(2018· 全国卷 III ) 化学与生活密切相关。下列说法错误的是 ( )
A.
泡沫灭火器可用于一般的起火,也适用于电器起火
C.
家庭装修时用水性漆替代传统的油性漆,有利于健康及环境
D.
电热水器用镁棒防止内胆腐蚀,原理是牺牲阳极的阴极保护法
【单选题】N 型半导体是本征半导体加入杂质( )元素
【简答题】What qualities and experience will you need to _______ for the job?
【单选题】以下函数可把一个数组合并为一个字符串的是?
【单选题】What concern was raised from the experience of purchasing jeans?
A.
It wasn't a complicated transaction before.
B.
It shouldn't have been so tiring and troublesome.
C.
The store has more varieties to choose from.
D.
The store should provide more information
【多选题】(2018· 全国 III 卷 ) 一列简谐横波沿 x 轴正方向传播,在 t = 0 和 t = 0.20 s 时的波形分别如图中实线和虚线所示.已知该波的周期 T>0.20 s .下列说法正确的是 ( )
C.
x = 0.08 m 的质点在 t = 0.70 s 时位于波谷
D.
x = 0.08 m 的质点在 t = 0.12 s 时位于波谷
E.
若此波传入另一介质中其波速变为 0.80 m /s ,则它在该介质中的波长为 0.32 m
【单选题】What does the writer think of experience?
A.
More experienced people may make unreasonable decisions.
B.
Without feedback,it is very difficult to learn from experience.
C.
Failures in fact help improve performance.
D.
Experience blurs people’s accuracy.
【单选题】N型半导体,是在本征半导体里加入( )价元素杂质
【简答题】What was the most choking experience for her during the match?