The national congressman wearing traditional clothes, in _______ hotel-room I just interviewed him, comes from a remote mountain village in West China.
He knows so much about the story. He must have read the book, _______?
He knew the problem was serious and promised to look into it _____ he reached office.
Greatly moved by what she did,_________.
—How wise of you to come round, but why? —________that all is right.
If better use is _____ your spare time, you’ll make greater progress in that.