A. in B. to C. on D. up
A. have seen B. haven't seen C. did't see D. hadn't seen
A. in B. at C. of D. by
A. Oh,my compuer is down. B. It doesn't matter. C. I think it's OK. D. Never mind.
A. greet B. greets C. greeted D. greeting
A. He works hard. B. We like it. C. He is the oldest. D. He gets up early.
A. wealth B. view C. sympathy D. tale
A. trouble B. career C. develop D. decision