1-31号英语怎么表达（34保密）

• Keep it a secret.
• Keep it to yourself.
• Keep it (strictly)confidential.
• Keep your mouth shut.
• Keep it under your hat.
• Don't tell anydody（/a soul).
• Don't let the cats out of the bag.
• Don't spill the beans.
• Mum's the word.
• This is just (/only) between you and me.

当要表态“我会保密的”， 可以:

• 将上面句子中的“your"换成”my".
• 将上面句子中的“Don't" 换成 "I won't".
• Your secret is safe with me.
• My lips are sealed.
• It won't leave this room.