题目内容
He had a stomachache ________ he ate something bad this morning.
| A．or | B．if | C．so | D．because |
D
解析试题分析：句意：因为今天早上他吃了一些坏了的东西，所以他胃疼了。A. or 或者，B. if如果；C. so所以；D. because因为。根据 ate something bad是 had a stomachache的原因，故用连词because。故选D。
考点：考查连词的用法。
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