问题
选择题
—Shall we watch TV tonight?
—Oh, come on! There _____ no good news on TV these days. [ ]
A. be
B. is
C. are
D. am
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—Shall we watch TV tonight?
—Oh, come on! There _____ no good news on TV these days. [ ]
A. be
B. is
C. are
D. am
答案：B
为交流电流表。线圈绕垂直于磁场方向的水平轴OO’沿逆时针方向匀速转动，从图示位置开始计时，产生的交变电流随时间变化的图像如图乙所示，以下判断正确的是（）