题目内容
根从所给的四个选项中选择最佳答案
Things such as paper, clothes are easy______.
[ ]
A.to catch fire B.catching fire
C.caught fire D.catch fire
答案:A
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题目内容
根从所给的四个选项中选择最佳答案
Things such as paper, clothes are easy______.
[ ]
A.to catch fire B.catching fire
C.caught fire D.catch fire