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一 选择并说明理由1 This kind of machine ___ in China.A is made B has

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一 选择并说明理由
1 This kind of machine ___ in China.
A is made B has made
2 The lost child ___ last night.
A was found B has been found
3 When and where to build the new factory____ yet.
A is not decided B has not decided
1 A is made 一般现在时表示一般状态.
这台机器是在中国制造的.
2 A was found 一般过去时表示过去的事情.并且有last night这个确定的时间.不选完成时.
3 B has not decided 现在完成时表示动作发生在过去,持续到现在.
何时何地建造这座新的工厂还未决定.