He was known to have been hanging about and was not expected to pass the test. ______, his failure came as no wonder to his parents. A．However B．Instead C．Besides D．Therefore
| D |
| 试题分析：考察副词词义辨析。A然而；B代替，而不是；C而且；D因此；句意：人们都知道他一直都在闲逛，没有希望能够通过考试。因此，他的失败对他的父母来说是不奇怪的事情。根据句意说明上下文是因果关系，故使用therefore。故D正确。 |
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