钢筋与钢板焊接，宜采用的焊接方法是下列的( )焊。
A．气压
B．对
C．电弧
D．点
参考答案：B
________ Mr. Smith was the last man I wanted to see, I did all in my power to help him.
A．Because
B．Now that
C．While
D．As
“义”字的第一笔是（）。
A.撇
B.点
C.捺
