问题
If ________, please pay a visit to me and have a further discussion of the issue.
A:you are convenient
B:it is convenient
C:it at your convenience
D:it is convenience
B:it is convenient
C:it at your convenience
D:it is convenience
正确答案是：
同类题型
Lily often helps us _______ our English. [ ]
There ______ something wrong with my bike today, so I have to walk to school.
Mr. Wang is a popular maths teacher _____________ the students in our school.[ ]
The students the Art Festival when I passed by their school.
David watches TV six hours a day and eats much junk food, but he never exercises. So he is ___.