单项选择题
I'd like to take（）of this opportunity to thank all of you for your efforts.
A.profit B.benefit C.occasion D.advantage
单项选择题 Running your own business usually（）working long hours.
单项选择题 The same factors push wages and prices up together, the one（）the other.
单项选择题 She will surly finish the job on time （）she is left to do it in her own way
