The World Health Organization gave a warning to the public without any ______when the virus of H1N1 hit Mexico in April, 2009.
How pleased the Emperor was _____ what the cheats said!
______ a terrible storm would take place in Shanghai.
That region has a lot of natural resources while this one has ________.
—Do you love teaching, Miss He? —I fell in love with teaching in 2000. I ________ for twelve years by this summer.
You didn ’ t let me drive. If we _____ in turn, you ______ so tired.