(1)物体的宽度是 ____ cm;
(2)停表的读数是 ____ s;
(3)体温计的读数是 ____ ;
(4)温度计的示数是 ____ .
The date for the conference we had been looking forward ______ at last.
关于静电场的电场强度和电势,下列说法正确的是( )