气焊和电焊相比（）。
A、气焊火焰温度较高
B、温度在焊区没差别
C、气焊火焰温度高很多
D、气焊火焰温度低
参考答案：D
填写同音字。
(1)diāo ( )刻 ( ) 堡 ( )谢
(2)jùn ( )工 险( ) ( )俏
(3)lì ( )史 ( )害 激( )
(4)zhēng ( )扎 ( )取 ( )狞
—Didn’t you enjoy the performance last night?
—_________. It was wonderful.
A．Yes, I did.
B．No, I didn’t
C．Yes, I didn’t.
D．No, I did
