—Derrick, don,t you think you should take a vacation? Even one or two days would be fine. —There's __________. There's too much work.
. Our success depends ______ everyone works hard or not.
. ______ in bed, the boy ______ to his mother saying that he had a bad headache.
. With a ______ expression on her face, she is _______ about what to do next.
. He has three brothers, ______ is a doctor.
. The old man is familiar ________ the old village.