问题
How many jobs _______ Collin Manning, the exchange teacher to our school, has done?— Five, _______ cook to teacher.
A:is it that; ranged from
B:are there what; ranging from
C:is it that; ranging from
D:are there what; ranged from
B:are there what; ranging from
C:is it that; ranging from
D:are there what; ranged from
正确答案是：
