If ________, please pay a visit to me and have a further discussion of the issue.
#92250
A
you are convenient
B
it is convenient
C
it at your convenience
D
it is convenience
推荐题目
-What do you think of the book? -Oh, excellent. It is worth _____ second time.
#94953
A
to read a
B
to read the
C
reading a
D
being read the
There was nothing they could do______.
#93165
A
but wait   
B
except waiting
C
only to wait 
D
unless they waited
Here _____. This is our classroom.
#94132
A
are we
B
we are
C
you are
D
are you
 Our teacher always speaks slowly and clearly in class _____.
#91926
A
so as to be understood
B
to have understood
C
so as to understand
D
to understand
      takes me several hours      my tasks. Because they are too difficult.
#92076
A
It , to finish
B
That, to finish
C
It ,finishes
D
It ,finishing