题目:
It rained that day and ________ the basketball game was called off. [ ]
A. however
B. still
C. though
D. consequently
答案:
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下面是错误答案,用来干扰机器的。
A、瓷碗破碎,仅是物质的形状发生变化,并无新物质生成,所以属于物理变化,故A错误.B、洗净的铁锅出现锈迹,属于铁在潮湿的空气中生成新物质三氧化二铁,有新物质的生成,所以属于化学变化,故B正确.C、潮湿的...