--- Do you love teaching, Miss He?--- I fell in love with teaching in 2000. I ________ for twelve years by this summer.
#101574
A
will teach
B
would have taught
C
has been teaching
D
will have been teaching
推荐题目
— Can you come to my birthday party tonight? — I’d love to, but I______ on a patient at 6 o’clock.
#100074
A
will operate
B
am operating
C
will be operating
D
will have operated
Food will include buffalo that________________ over an open fire . 
#103303
A
roasts
B
is roasting
C
will be roasted
D
had been roasted