It's not necessary to explain the truth _____ there is spring wind, there is green grass.
.Mr. Richard hasn’t got any time to play golf these days,because he is ______in the research of bird language.
When I rode ______a bank,I noticed that a terrible traffic accident had happened in front of it.
—Look,Jenny looks funny in a miniskirt. —But it is quite ______among girls nowadays.
—______are you going to be after graduation? —I want to go to______sea.
—Where can I find a convenient hotel for the night,sir? —There is one beside the Guangming Square,and it’s said to be the best hotel______in this city.