【单选题】【消耗次数：1】
I____ a very old watch in my uncles house.
①
came to
②
met with
③
came across
参考答案：
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相关题目
【判断题】
Mr. Li came across an old friend yesterday. They were both surprised.划线部分应该翻译成“登门拜访”
①
正确
②
错误
【单选题】
Evidence came up ____ specific sounds are recognized by babies as young as six months old.
①
what
②
that
③
which
④
whose
【单选题】
Evidence came up _____ specific sounds are recognized by babies as young as 6 months old.
①
what
②
that
③
which
④
why
【单选题】
6.The old lady fainted on the street and found herself in the first aid room when she came_________.
①
across
②
over
③
in
④
to
【单选题】
The old farmer, ____ the badly injured and burnt soldier, came out of the burning farmhouse, calling continuously for help.
①
supporting
②
having supported
③
being supported by
④
being supported
【单选题】
The old farmer,________the badly injured and burnt soldier,came out of the burning farmhouse,calling continuously for help.
①
supporting
②
having supported
③
being supported by
④
being supported
【单选题】
I _____ online games when my father came back.A. played B. am playing C. have played D. was playing
①
am playing
②
played
③
have played
④
was playing
随机题目
【单选题】
如果要素市场是完全竞争，而产出市场是不完全竞争市场，那么要素市场的利润最大化要求（ ）。
①
边际产品等于要素的价格
②
边际收益等于要素的价格
③
边际销售收入产出等于要素的价格
④
要素的边际成本等于价格
【单选题】
边际收益是指（ ）。
①
增加一单位产量所导致的总产量的增加量
②
增加一单位某投入要素引起的总成本增加量
③
增加一单位产品所引起的总收益的增加量
④
增加一单位某投入要素引起的总收益的增加量
【单选题】
在以下关于单位贡献利润的表述中，正确的是（ ）。
①
单位贡献利润就是商品价格减平均成本
②
单位贡献利润就是总收益减总成本
③
单位贡献利润就是商品价格减平均可变成本
④
单位贡献利润就是商品价格减平均固定成本