首字母填空。

1. Have you ever d______ of being in front of thousands of people at a concert, with

    everyone c_______ and enjoying your singing?

2. If we are h_______ with ourselves, most of us have dreamed of being famous.

3. After some years, he has f______ the habit of having a walk after supper.

4. They may play to p______ in the street or subways so that they can e______ some

    e______ money.

5. The musicians of whom the band was formed played j______ on each other as well as

    played music.

6. The rope was tired to the tree l______.

7. They put an a______ in a newspaper looking for musicians.

8. Their a______ performances were copies by other groups and their f______ supported

    them fiercely.

一定质量的理想气体在某一过程中，外界对气体做功7.0×10⁴J，其体内能减小1.3×10⁵J，则此过程[ ]

A.气体从外界吸收热量2.0×10⁵J

B.气体向外界释放热量2.0×10⁵J

C.气体从外界吸收热量6.0×10⁴J

D.气体向外界释放热量6.0×10⁴J