使用UCDOS全拼方式输入词组“计算”,所用的代码是()
A、jisuan
B、jisuan
C、jisc
D、jisf
参考答案:B
28. The pilot managed to land the plane ______, for which he was highly spoken of.
A.being safe and sound
B.safe and sound
C.to be safe and sound
D.safely and soundly
进行野外勘探及试验工作时,根据《膨胀土地区建筑技术规范》(GBJ112-87),应从地表以下( )采取原状膨胀土土样。
A.1m
B.2m
C.3m
D.4m