摘要：道歉和应答 A:I'm sorry.I'm sorry to trouble you. B:It doesn't matter. It's not important. That's nothing.
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I’m sorry I can’t hear ________.
[ ]
A．what saying he
B．what he is saying
C．what saying is he
D．what is he saying
I'm sorry I've ________ my exercise-book at home.
It doesn't matter. Don't ________ to bring it here tomorrow.
[ ]
A．left; leave
B．forget; forget
C．left; forget
D．forgot; leave
—“I'm sorry I don't know her name.”
—________.
[ ]
A．That's all right
B．That's right
C．All right
D．Right