重点讲解：
1. be involved in 卷入的；参与的；与…有密切关联的；
例句：If she were involved in business, she would make a strong chief executive.
如果她投身商业的话，她会是一个很有能力的总裁jOG|,1WUYy2pYjPYt%Kb。
2. tend to do sth. 往往会；经常就；
例句：I tend to wake up early in the morning.
我早晨往往早醒FlmeU3onw+cxgLqt1H。
3. think of 想到；想起；想出；
例句：I wouldn't think of disturbing them at this hour of the night.
我不能想象这样深更半夜去打扰他们aFE9pYkjUSIQhgR&RJ3_。
4. vice versa 反之亦然；反过来也一样；
例句：We should take into account the proposals of our parents and vice versa.
我们应该考虑父母的建议，反之亦然oRtF6E-Sv[V&。