—I wonder if you can go shopping with me together．
—Sorry．I a letter all the morning and haven’t finished it yet．
A．am writing B．was writing
C．have written D．have been writing
Li Ming received an invitation to dinner．and with his work ，he gladly accepted it．
A．to be finished B．finished C．finishing D．to finish
about the economical crisis that he decided to look for more information about it．
A．So curious he was B．So curious was he
C．Such curious he was D．Such curious was he
My study of biology has much of my spare time，but it has give me a great deal of enjoyment．
A．taken in B．taken down C．taken up D．taken away
At weekends in Nanjing，you can often see many people outside some restaurants， to have dinners．
A．sit；wait B．seated；waiting C．seating；waiting D．sitting；wait
一Did you tell him that we’ve put off the meeting？
一No．He rushed out I could say anything．
A．in ease B．after C．before D．unless
