【单选题】高速铁路工务作业分为( )作业和维修作业。
【单选题】---So why didn’t you meet us on Saturday then? ---I’m sorry about that--- I _________ --- I thought you were meeting next Saturday.
B.
have a good nose for it
C.
play a trick of the trade
D.
get the wrong end of the stick
【多选题】下列选项中,属于全国生态脆弱区保护规划的总体目标的是( )。
A.
生态脆弱区40%以上适宜治理的土地得到不同程度治理
D.
生态文明融入社会各个层面,民众参与生态保护的意识明显增强,人与自然基本和谐
【单选题】--- Mum, I’ve got a job at the television station. ---Wow! ______.