Hearing the dog barking fiercely, away _____.
—Is the letter from your mother?—Yes.But she ________the letter herself,because she doesn’t even know one word.
With the loss of labor,the old farmers ________at home had to choose less laborintensive crops.
—Believe it or not,my sister and I are twins.—Oh,you must have had the case________you were taken for your sister.
The tanker,which was full of petrol,________and gave off heavy and dark flames the moment a truck knocked into it.
They agreed to the plan________but there were several details they didn’t like.