【多选题】下列关于细胞膜电位的叙述,正确的有( )
【多选题】下列关于直线方位角说法正确的有 ( )
A.
某直线的坐标方位角为 121°23′36″,则反坐标方位角为301°23′
【单选题】关于细胞膜电位的叙述,正确的有。
E.
动作电位复极后, Na + 和 K + 顺化学梯度差恢复至先前的分布状态
【单选题】You must tell _____ when you want to use __ things. [ ]
【多选题】网络数据库营销的独特价值有()。 P66
【单选题】When talking with others, he _______.
A.
enjoys talking with others
C.
feels angry when being interrupted
D.
never interrupts people
【多选题】下列关于直线方位角说法正确的有( )
A.
某直线的坐标方位角为121°23′36″,则其反坐标方位角为301°23′36″
【单选题】Some people feel easy and comfortable to be served by others but when they are asked to serve others ______, they are unwilling or even hate to do so.