赞题库-背景图
单项选择题

______his old age, the professor had to leave his teaching work.

A．On one side
B．On account of
C．As a result
D．In place of
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单项选择题Sickness deprived me______ the chance of seeing you.

A．from
B．of
C．out of
D．with

单项选择题The Education Committee______the cost of school meals.

A．is arguing about
B．is going to argue about
C．has argued about
D．are arguing about