People sell their products ____advertisement in the newspaper.
#97363
A
by putting an
B
to put an
C
by putting a
D
putting an
推荐题目
______ their homework, these three students have to stay in the classroom for another thirty minutes.
#96596
A
Not finishing
B
Not finished
C
Having not finished
D
Not having finished
_____ in Paris, the Louvre is one of the world’s largest art galleries. 
#94647
A
Locating
B
Located
C
Having been located
D
Being located
____ his homework, the boy went out to play games with his friends.
#97563
A
Finished
B
Having finished
C
Being finished
D
To finish