2 . 从词汇框中选择合适的单词完成句子。

practical       owe     accent     outstanding       overall   categories consistent       infection     regardless       quantities        somewhat        trick

1. It is an interesting scientific phenomenon, but of no ______ use.
2. What astonished us was that he answered our questions in English but with a thick ______.
3. That’s too bad. You ______ it to yourselves to stay longer.
4. As far as I am concerned, healthy hobbies are beneficial to our ______ development.
5. Beyond our expectation, lamb kebab we ordered was ______ expensive.
6. Ear ______ is common in preschool children.
7. ______of the fact that people are still arguing over whether or not fatty food is dangerous, you should know that sugar is a killer of people’s health.
8. So try to avoid sweet drinks, because they contain large______ of sugar.
9. To keep healthy, you should also consume different ______of fresh foods, especially fruit and vegetables.
10. Last but not least, ______eating habits, for example, taking three meals a day at the same time each day, are better for our health.