重点讲解：
1. look forward to sth./doing sth. 期待；盼望；
He was looking forward to working with the new Prime Minister.
他期待着与新首相共事%RuZ-.lSwO3F^dCmhelB。
2. in exchange for 作为交换；
It is illegal for public officials to solicit gifts or money in exchange for favors.
公务员通过索要礼物或钱财作为为他人提供便利的交换是违法的i~A1HFpAdmk^R.~Qk。
3. engage with 接触；建立关系；
She had vowed to go out of her way to engage with the Irish people at local community level.
她已经发誓要努力和当地的爱尔兰人建立关系3)BIUP1;*fjo^C。
4. be up to sb. to do sth. 由…负责；
It is up to the regulating authority to put the measures into effect.
应该由管理部门落实这些措施mCM!@3=6n~。

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