______ on the top of the tower, and you can see the whole city.
#81093
A
Standing
B
To stand
C
Stood
D
Stand
推荐题目
Only when you are living in a foreign country    the importance of English.
#81557
A
you can realize
B
you realized
C
did you realize
D
can you realize
Don’t touth anything unless _______ .
#80014
A
to be allowed
B
allowed
C
to be allowing
D
allowed to
 The dying old man opened his mouth as if_______something. 
#84608
A
to say
B
saying
C
to have said
D
was saying