下列句子中不含通假字的一项是[ ]
A 、距关,勿内诸侯
B 、愿伯具言臣之不敢倍德也
C 、令 * * 与臣有郤
D 、杀人如不能举
答案:D
I know he hasn’t finished the work, but _________, he has done his best.
A.at all
B.in all
C.after all
D.above all
为确保内壁焊接成型平整光滑,薄壁管宜采用( )。
A.氩电联焊
B.氩弧焊
C.全钨极氩弧焊
D.手工电弧焊