-----What’s the population_______the U.S.A.? ----- the U.S.A.has _______population of 297 million.A. of, a B. of, / C. in, a D.in, /
The old man was so_______ the good news that he couldn’t say a word.
_______ may have a chance to be successful if he tries his best.
The terrorists(恐怖分子)in Xinjiang ______ last month.
Her mother didn’t tell her _______ then.
In this test, we’re asked to write a passage of about ______.