Mr. Wang, who _____ in this city ever since thirty years ago, _____ a report for the last two years.
.The story goes ____ William Tell did kill the tyrant with that arrow.
—Hi, Mr.Brown! May I pick a flower in the park? —____.
Difficult as the question was, David ____ to find an answer.
Dickens visited America in 1842, publishing American Notes on his return and ____ his experience in another book.
.____ the news, so far, has been good, there may be bad days ahead.