动词时态 定语从句
1.——Are you still busy?
——Yes,I （ ）the report for the manager and it won't take long.
A.am just finishing B.am just going to finish 为什么不是B
2.I don't like to be disturbed if I（）.
A.work B.am working 为什么不是A
3.Such things （）you described just now are really rare these days.
为什么用as不用that