For each of them there are four choices marked A, B, C and D. You should decide on the best choice and mark the corresponding letter on Answer Sheet 2 with a single line through the centre.

每题都有对应标记的A、B、C和D四个选项，请选择最佳选项并在答题卡2的相应字母中间划横线。

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B: No, we fill in time sheet.

B：不用，我们填工时表。

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Today, B&J specializes in welding, machine parts and precision sheet metal work.

如今，B&J公司专门从事焊接、机械零件和精密钣金业务。

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