Friends, I'm excited to see how the last part of our lesson is going to end.

今天的 usage tip 要来看 it is 或 it was that 种用法意思是 正是 怎麽样用来强调的特定资资通常是名词系词片语或是副词放在 be 动词和 that 之间 本It's effort that leads to lasting success 是表示靠着 effort 努力来达到持续的成功 相较於 effort leads to lasting success 种构更具有强调的语气 来看个例 It was by reducing plastic use that the community created a cleaner environment 社区正是透过减少塑料的使用 才创造了更乾净的环境。

It was clean.- Stephen Hawking clever.

那是乾净的 - 史蒂芬霍金的聪明劲儿。