Question

What troubled the teacher was that no one present made an answer when asked who had broken the glasses, so he didn’t know who _____________.

A．was blamed	B．was to be blamed
C．was to blame	D．would be blamed

Answer 1

C

这题考查固定短语：be to blame“应受责备”，句意是：让老师感到麻烦的是，当问及谁打坏了眼镜时，在场的人没有回答，所以他不知道该责备谁。选C。