We employ about seven hundred full-time people. But we（）causal staff when we need them.
- A、 check in
- B、 taken in
- C、 check out
- D、 take on
正确答案:D
答案解析:有
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商务英语(本科)
商务英语(本科)
We employ about seven hundred full-time people. But we（）causal staff when we need them.
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