回复：五百基础词汇的使用和练习（16）

1. Little Paul was __grateful_______ that he got the Christmas present he asked for.

2. I ___doubt______ that you can break Michael Jordan's world scoring record.

3. My mother used to say that I was as ___slender_______ as a toothpick.

4. Be __cautious________ about swimming right after eating a meal.

5. The map he drew of our neighborhood was not very __accurate______ .

6. In Superman comics, the only thing Superman couldn't ____penetrate_____ was lead.

7. When my family went to look for a new house, we had a _____vast____ choice.

8. Modern highways far ___surpass_____ the old dirt roads of yesterday.

9. The jar was filled to _capacity________ .

10. We were all very __confident ______ that Duane would pass his exams.

11. The ___microscope______ used by my biology teacher is very expensive.

12. The music was so loud that I thought that it would _pierce________ my eardrums.