Finally they arrived at a place, ______ sold cigarettes and other small articles.
—when has the country been open to international trade? —1978,I suppose.
With the rapid growth of population, the city ____ in all directions in the past five years.
----I wonder if you could go with me to the cinema. ----Don’t disturb me. I ____ a composition all the morning and haven’t finished yet.
I ____ to send him a telegram to congratulate him on his marriage, but I ____ it.
----I’m sorry, but there is no smoking on this flight. ----Oh, I _____ that. Sorry, I won’t again.