有以下程序　　void f(int x,int y)　　{　int t;　　　if(x＜y){ t=x; x=y; y=t; }　　}　　main(　)　　{　int a=4,b=3,c=5;　　　f(a,b); f(a,c); f(b,c);　　　printf("%d,%d,%d\n",a,b,c);　　}　　执行后输出的结果是（ ）。

A． 3,4,5

B． 5,3,4

C． 5,4,3

D． 4,3,5

根据首字母写出单词。

1. We want two m________ for our band.

2. Her e-mail a________ is cindyjones@163.com.

3. Tom can play the g________ but he can't play it well.

4. Mary can play the t________ and the piano.

5. I can't sing, b________ I can play the violin.