They arrive ________ New York at 3: 00. [ ]
A. from
B. in
C. to
D. at
答案:B
If I___you, I____more attention to English idioms and phrases.
A.was; shall pay
B.am; will pay
C.would be; would pay
D.were; would pay
发现冒油要及时检查周围及下水井等处有无电、气焊等火种。