1.[]The travelers were ready to enjoy the spectacular tidal waves when suddenly a thick fog came up and obscured the whole scene.A.blurred B.belittled C.banned D.collapsedABCD
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参考答案：A
参考解析：句意为：游客正准备观看壮观的潮汐，这时浓雾飘过挡住了景观。blur意为“使……模糊”，最符合题意，belittle意为“轻视、贬低”；ban意为“禁止、取缔”。