So far, several cases of a disease, ___________as H1N1, are reported to have been found in the country.
| A．knowing | B．to be known | C．having known | D．known |
相关试题
33. Nowadays people in the city enjoy a _____ of musical life.
| A．variety | B．range | C．extent | D．Width |
32. -----Is John coming by train?
-----He should, but he not. He likes driving his car.
| A．must | B．can | C．need | D．may |
31. They demanded that the books __to the school library at once.
| A．return | B．should return | C．be returned | D．would be returned |
30. He insisted on going abroad to have further study ____ his parents objection.
| A．by means of | B．in favour of | C．regardless of | D．on purpose of |
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