- I'm afraid I must be off now. - . [ ]A. No problemB. Never mind C. Step slowly
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— I'm afraid I must be off now.
— _____. [ ]A. No problem
B. Never mind
C. Step slowly
D. See you soon
试题答案
D
— I'm afraid I must be off now.
— _____. [ ]A. No problem
B. Never mind
C. Step slowly
D. See you soon
D