The speech contest will begin with a short presentation followed by a question-and-answer session when audience members will be chosen _______ in order to be fair.
| A．in general | B．by chance |
| C．on purpose | D．at random |
相关试题
The villagers, ______ damaged by the flood, were given help by the International Red Cross.
| A．all whose houses | B．all their houses | C．all of whose houses | D．their all houses |
. It is necessary that whoever ______ recently visited the country ______ this kind of test.
A．h as; pass |
B．has; passed | C．have; pass | D．has; passes |
His composition won first prize, ______ made him too happy to sleep for nights.
| A．what | B．that | C．which | D．where |
We are waiting ______ for your absence.
| A．your explanation | B．to have your explanation |
| C．about your explanation | D．having your explanation |
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