The train leaves at 6:00 p.m., so I have to be at the station ____ 5:40 p.m. at the least.
A. until
B. after
C. by
D. around
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中央环保督在2016年和2017年实现31个省(区、市)全覆盖,累计立案处罚()。
A. 0.9万家
B. 1.9万家
C. 2.9万家
D. 13.9万家
They stood at the window, _____ they could see _____ was happening in the street.
A. from which; that
B. from where; what
C. where; all
D. where; that
The inside of the earth is very, very ____. The rock has melted like ice.
A. deep
B. cold
C. hard
D. hot
They're very angry. They ____to see you for the last two or three hours.
A. are managing
B. will promise
C. had made up their minds
D. have been trying