1·Multi teaching content system for college tennis classes is good for the students to choose their own learning and form habit for lifetime physical training.
高校网球课构建多样化教学内容体系，有利于学生灵活自主地选择学习内容，符合高校培养目标和素质教育的要求。
2·Reading is a difficult habit to form.
阅读是一个很难养成的习惯。
3·But reading is a difficult habit to form.
但是阅读是一个很难养成的习惯。
4·People started to form the habit of reading newspapers.
人们开始养成看报的习惯。
5·It has also helped the Chinese to form this special habit.
它也帮助中国人形成了这一特殊的习惯。
6·The test lasted for 21 days because some scientists believe that 21 days is long enough to help form a habit.
这项测试持续了21天，因为一些科学家认为21天足以帮助形成一种习惯。
7·Even though we tried our best, it's very difficult to form a new habit.
即使我们尽了最大的努力，也很难形成一个新的习惯。
8·The young man has succeeded in making millions of people form the habit of clearing their plates as part of the nation's efforts to cut down food waste.
这个年轻人已经成功使数百万人养成了光盘的习惯，这是国家减少食物浪费的举措之一。
9·We form the good habit, which would be hard to break even if we wanted to break it.
我们形成了好习惯，即使我们想要摒弃它也很难。
10·So, to form the habit of guarding your database, avoid dynamic SQL code as much as possible.
因此，要形成保护数据库的习惯，请尽可能避免使用动态SQL代码。