问题
选择题
This noon my boss replied _______ the invitation ______ before he went home.
A．on; receiving
B．to; received
C．on; accepted
D．to; accepting
答案
答案：B
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This noon my boss replied _______ the invitation ______ before he went home.
A．on; receiving
B．to; received
C．on; accepted
D．to; accepting
答案：B