21.-Miss Wang, I feel very nervous with the competition approaching.
-________As long as you can finish it, it is a victory.
A. Take your time   B. Take it easy    C. No problem    D. No way
22. She is in___ poor____ of health, which worries her mother much.
A. a; condition     B./state           C./;position       D. a; state
23.It is ten years______ Miss Green returned to Canada.
A. that             B. when           C. since           D. before