重点讲解：
1. blame on
把责任归咎于……；
eg. She'll put the blame on us if it turns out badly.
如果这件事结果不好，她会怪我们的。
eg. Don't blame on him, after all, he is a green hand.
不要责备他，他毕竟是个新手。
2. lack of
缺乏；不足；没有；
eg. Despite his lack of experience, he got the job.
他虽然经验不足，但还是获得了这份工作。
eg. The charges were dropped for lack of evidence.
指控因证据不足而被撤销。
3. find out
（尤指特意通过努力）发现，找出，查明；
eg. It makes you want to watch the next episode to find out what's going to happen.
这让人想要看下一集，弄清紧接着会发生什么事。
eg. Yesterday, the men's families held a news conference in their campaign to find out the truth.
昨天，这些男子的家人举行了记者招待会，以发起查明真相的运动。
4. no wonder
难怪；怪不得；不足为怪；
eg. No wonder my brother wasn't feeling well.
难怪我兄弟感觉不舒服了。
eg. He had made a thorough investigation. No wonder he knew so much about it.
他对此事做了彻底的调查，怪不得他了解得那么多。