焊接接头可分为焊缝熔合区和（）三个区域。
参考答案：热影响区
汉译英：“途经口岸；处理日期”，正确的翻译为：( )
A．Port of call; Date of departure
B．Port of discharge; Date of departure
C．Port of call; date of treatment
D．Port of discharge; Date of treatment
John is leaving for London tomorrow and I will _____ him _____ at the airport. [ ]
A. send... away
B. leave... off
C. see... off
D. show... around
