According to the latest reports on TV and in the newspaper, food safety is becoming a ____________ serious worldwide problem.
Jimmy bought ______ car yesterday, but it’s ______ used one.
—I joined the League May, 2012. What about you? —I’ve been a League member three years.
—— I can hardly believe my eyes. Is that you, Lucy? ——Yes. It has been almost 20 years______ we were together.
---Can you write the number eighty-five thousand, six hundred and twenty-six? ---Yes, it is __________.
—— Everyone knows Canada is the second largest country in the world. ——That is, it is larger than______ country in Asia.