[单选题]All the firemen in the city were ______to fight against the big fire.

正确答案 ：C

called up

解析：解析：called in意为“回收”；called off意为“取消”；called up 意为“召集，打电话，使人想起”；called on意为“访问(某人)”。

[单选题]At the foot of the mountain ______.

正确答案 ：A

stood a village

解析：解析：当句首状语是表示地点、处所的介词短语时，要引起全部倒装。D选项的错误在于其单词后没有加s。

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