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The World Health Organization gave a warning to the public without any ______when the virus of H1N1 hit Mexico in April, 2009.
| A．delay | B．effort | C．schedule | D．consideration |
How dirty the windows are! They really require _______.
| A．to clean | B．being cleaned | C．to have cleaned | D．cleaning |
The professor________ the perfect return of Shenzhou 7 in 2008______ “the most exciting thing in history” in his speech.
| A．referred to; for | B．referred; as |
| C．referred to; as | D．referred; for |
Don’t________ that all those who get good grades in the entrance examination will prove tobe most successful.
| A．take as granted | B．take this for granted |
| C．take that for granted | D．take it for granted |
The mayor will personally present the gold medals _______ the winning athletes at the sports meet.
| A．by | B．with | C．to | D．for |
You must apply yourself_______ the study you have to take up.
| A．on | B．for | C．to | D．of |