The reference she made to her friend, the poet, was interesting but too _____ for anyone to appreciate.
For some time now, Chinese people, under the leadership of CPC, ______ the contents of the Scientific Development Theory in the course of practicing socialism in China.
Mr. Smith would have come to see you if it had been possible, but he __________ so busy.
--- Could you tell me what he said just now? --- Sorry, I ______ what was going on outside.
The unemployment rate in this district from 6% to 5% in the past two years.
Cathy is taking notes of the grammatical rules in class at Sunshine School,where she English now.