单项选择题

Until she spoke I hadn't realized she was foreign.

A．她说话了我才意识到她从国外来。
B．直到她说话，我也不知道她是外国人。
C．她要不说话，我还一直不知道她是外国人。
D．她说话了，我才意识到她是外国人。

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单项选择题

It is undoubtedly true that lacking of resources is still a problem in this country, as it is in many other developing and even developed countries.

A．缺少资源没有怀疑真的不是这个国家的一个问题，像其他许多发展中甚至发达的国家一样。
B．正如许多其他许多发展中国家乃至发达国家一样，资源匮乏无疑仍然是这个国家的一个问题。
C．同许多其他许多发展中乃至发达国家一样，资源匮乏无疑仍是这个国家面临的一个问题。
D．毫无疑问，这个国家同许多其他许多发展中国家乃至发达国家一样，仍存在着资源匮乏问题。

单项选择题

We may conclude from the statement And the driver will not show the least sign of anxiety that （）.

A．the taxi driver is quite aware of the social customs
B．the taxi driver has confidence in the passengers' good faith
C．the taxi driver has got used to such a thing
D．all of the above