T波的宽度一般为()
A.0.1~0.2秒
B.0.2~0.25秒
C.0.15~0.20秒
D.0.1~0.25秒
E.0.1~0.3秒
参考答案:D
He was informed that it was ______who wanted the interview.
A.I
B.me
C.myself
D.mine
税务公文的主要特点有哪些?