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listening; listen listening to; hear hearing; hear hearing; listen
in speaking, listening at speaking, listening to speak, listen at speaking, listen
M是逻辑学家;N是天文学家;O是科学家;P是音乐家 N是逻辑学家;P是天文学家;M是科学家;O是音乐家 O是逻辑学家;M是天文学家;P是科学家;N是音乐家 P是逻辑学家;O是天文学家;N是科学家;M是音乐家
M是逻辑学家,N是天文学家,O是科学家,P是音乐家 N是逻辑学家,P是天文学家,M是科学家,O是音乐家 O是逻辑学家,M是天文学家,P是科学家,N是音乐家 P是逻辑学家,O是天文学家,N是科学家,M是音乐家
listen to; to relax listen to; relax listening to; relax listening to; to relax
M是逻辑学家,N是天文学家,O是科学家,P是音乐家 N是逻辑学家,P是天文学家,M是科学家,O是音乐家 O是逻辑学家,M是天文学家,P是科学家,N是音乐家 P是逻辑学家,O是天文学家,N是科学家,M是音乐家
listen to; relaxed listening to; relaxing listening to; relax listen to; not relax
listen to; relaxed to listen to; relaxed listen to; relax to listen to; to relax
listen to; relaxed listening to; relaxing listening to; relax listen to; not relax
listen to, relax to listen to, to relax
listening to, relax listen, to relax
listen to; to relax listen to; relax to listen to; relax listening to; to relax
listen to; relaxing to listen to; to relax listening to; relax listen to; relax
listen to, relaxing to listen to, relax listening to, relax listen to ,relax
listen to; relaxed to listen to; relaxed listen to; relax to listen to; to relax