每日一句口语：
Happiness is a butterfly, which, when pursued, is always just beyond your grasp, but which, if you will sit down quietly, may alight upon you.幸福如一只蝴蝶，当你想追寻时，总也抓不到；但当你安静地坐下来时，它也许会飘落到你的身上。
【知识点讲解】
grasp vt.抓住； 了解； 急忙抓住； 急切（或贪婪）地抓住
例句：
His hand was taken in a warm, firm grasp.他的手被热情地紧紧握住了。
