“你认为它怎么样?”不正确的选项是___.
—Is this the magazine ______ she often writes articles?—Yes, it is.
“This is ______ most useful reference book, ” Mr. Lee told us in ______ class.
20.If you are unable to attend the interview, for __________reason, you should inform us immediately.
19. You should write it in a style which is__________to your subject.
18.From the look on his face , I knew that the end had come, one way or_________.