单项选择题

Linton looked as though he ______ ill for a long time.

A．were
B．was
C．has been
D．had been

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单项选择题

The Chinese government has offered great support to Tibet in terms of manpower, material resources, funding and technology.

A．中国政府从人力、物力、资金和技术上大力支援西藏。
B．中国政府非常支持西藏，无论从人员方面还是从物力、资金和技术上。
C．中国政府不断地提供大量的人力、物力、资金和技术开发西藏。
D．中国政府是西藏的坚强后盾，这表现在人力、物力、资金和技术上。

单项选择题

Which of the following is TRUE？（）

A．A teacher's voice must be nicer than an actor.
B．A teacher cannot decide beforehand what exactly he is going to say in class.
C．A teacher must have better memory than an actor.
D．A teacher has to learn by heart what exactly he is going to say in class.