At present , the butter factory is still polluting the river though it _____to stop.
The company is deep in __________ so you'd better avoid dealing with it.
She can't get down to work because she was deeply __________ by the news of his death.
I tried to pretend that I didn't care, but it was impossible to avoid __________.
Your writing style __________ greatly by the __________ writer.
Your article is too long. You must __________ to about 3000 words.