The thief was noticed _____the office building by the back door on the screen.
#51161
A
enter
B
enter into
C
to enter
D
to enter into
推荐题目
You don't know the way. Why ______ the policeman for help?
#49604
A
don't ask
B
no ask
C
not ask
D
not to ask
I spent half an hour ___________ my homework. 
#49163
A
finish doing
B
to finish doing
C
finishing to do
D
finishing doing
My brother is always the first_______ to school.
#50435
A
to get
B
getting
C
to reach
D
reaching
一Tony 1ikes his new car,he is______一this weekend.
#49636
A
going hiking
B
going bike riding
C
going for a drive
D
drive
My father shows me how _____ a camera.
#49744
A
use
B
to use
C
using
D
used