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Thethiefwasnoticedtheofficebuildingbythebackdooronthescreen.[]A.enterB.enterintoC.toenterD.toenterinto

题目详情
The thief was noticed ______ the office building by the back door on the screen.
[     ]
A. enter
B. enter into
C. to enter
D. to enter into
▼优质解答
答案和解析
C