搜题请搜索小程序“爱下问搜题”
问题 解答题

爷爷的年龄比小欣的6倍还大3岁，今年爷爷57岁，小欣多少岁？（列方程解答）

答案

设小欣今年x岁，

6x+3=57，

6x+3-3=57-3，

6x=54，

6x÷6=54÷6，

x=9；

答：小欣今年9岁．

判断题

木材的胀缩变形是径向大于弦内。（）
查看答案
单项选择题

Louis Armp had two famous nicknames. Some people called him Bagamo. They said his mouth looked like a large bag. Musicians often called him Pops, as a sign of respect for his influence on the world of music.
Born in 1901 in New Orleans, he grew up poor, but lived among great musicians. Jazz had been invented in the city a few years before his birth. Armp often said, "Jazz and I grew up together. "
Armp showed a great talent for music when he was taught to play the comet at a boy’s home. In his late teens, Armp began to live the life of a musician, lie played in parades, clubs, and on the steamboats that traveled on the Mississippi River. At that time, New Orleans was famous for the new music of jazz and was home to many great musicians. Armp learned from the older musicians and soon became respected as their equal.
In 1922 he went to Chicago. There, the tale of Louis Armp began. From then until the end of his life, Armp was celebrated and loved wherever he went. Armp had no equal when it came to playing the American popular song.
His cornet playing had a deep humanity and warmth that caused many listeners to say, "Listening to Pops just makes you feel good all over. " He was the father of the jazz style and also one of the best known and most admired people in the world. His death, on July 6th 1971,was headline news around the world.

Which statement about Armp is true

A．His tale began in New Orleans.
B．He had been born before jazz was invented.
C．His music was popular with his listeners.
D．He learned popular music at a boy’s home.
查看答案