单项选择题

The last half of the nineteenth century ______ the steady improvement in the means of travel.

A．have witnessed
B．was witnessed
C．witnessed
D．is witnessed
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单项选择题
I caught a ______ of the car before it disappeared very rapidly.
A．sight
B．glare
C．glimpse
D．glance
单项选择题
She knew nothing about his journey ______ that he was likely to go to Africa for three months.
A．beside
B．except
C．besides
D．with
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