---I can’t work out the math problem, what should I do?---You can turn to the teacher.
In the old days, cows ________ farm work.
I did so much ________ my dream.
She couldn’t get through the door, because there was a big box ________.
—Why don’t you choose the red tie? —For me, it doesn’t ________ my shirt well.
I still remember the college and the teachers ________ I visited in London years ago.