摘要：32．I regret that I’m too busy in the talk. A. to say, to participate B. saying, participating C. to say, participating D. saying, to participate

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I regret____that I’m too busy___in the talk.

A. to say; to participate B. saying; participating

C. to say; participating D. saying; to participate

I regret ______ that I’m too busy ______ in the talk.

A．to say, to participate	B．saying, participating
C．to say, participating	D．saying, to participate

I regret that I'm too busy in the talk．

I regret ________ that I'm too busy ________ in the talk．

to say; to participate

saying; participating

to say; participating

saying; to participate

I regret ________ that I'm too busy ________ in the talk．