单项选择题

When an organism is completely encapsulated and preserved, it becomes a fossil, therefore turning into evidence of things that once lived.（）

A．thereby
B．as a result of
C．so
D．in the end

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单项选择题
The landlady could not put up with us because all her rooms were reserved.（）

A．put us up with
B．put us up
C．put through us
D．put us through
单项选择题
To wake up, he sat up in the seat and turned to see who was making all the noise.（）

A．Having woken up
B．Waking up
C．To have woken up
D．Having to wake up
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