[单项选择]

Louis Armstrong 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. Armstrong often said, "Jazz and I grew up together. "
Armstrong showed a great talent for music when he was taught to play the comet at a boy’s home. In his late teens, Armstrong 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. Armstrong learned from the older musicians and soon became respected as their equal.
In 1922 he went to Chicago. There, the tale of Louis Armstrong began. From then until the end of his l
A. looked like a musician
B. was a musician of much influence
C. showed an interest in music
D. traveled to play modem music

[单项选择]

Louis Armstrong 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. Armstrong often said, "Jazz and I grew up together. "
Armstrong showed a great talent for music when he was taught to play the comet at a boy’s home. In his late teens, Armstrong 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. Armstrong learned from the older musicians and soon became respected as their equal.
In 1922 he went to Chicago. There, the tale of Louis Armstrong began. From then until the end of his l
A. by space
B. by examples
C. by time
D. by comparison

[单项选择]E 　　Louis Armstrong had two famous nicknames (绰号). 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 (影响) 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. Armstrong often said, "Jazz and I grew up together." 　　Armstrong showed a great talent (天赋) for music when he was taught to play the cornet (短号) at a boy’s home. In his late teens, Armstrong began to live the life of a musician. He 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. Armstrong learned from the older musicians and soon became respected as their equal. 　　In 1922 he went to Chicago. There, the tale of Louis Armstrong began. From then until the end of his life, Armstron
A. looked like a musician
B. was a musician of much influence
C. showed an interest in music
D. traveled to play modern music

[单项选择]

Louis Armstrong had two famous nicknames (绰号). 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(影响) on the world of music.
Born in 1901 in New Orleans, he grew up poor, but lived among great musicians. Jazz was invented in the city a few years before his birth. Armstrong often said," Jazz and I grew up together. "
Armstrong showed a great talent(天赋) for music when he was taught to play the cornet(短号) at a boy’s home. In his late teens, Armstrong began to live the life of a musician. He played in parades, clubs, and on the steamboats that travelled on the Mississippi River. At that time, New Orleans was famous for the new music of jazz and was home to many great musicians. Armstrong learned from the older musicians and soon became respected as their equal.
In 1922 he went to Chicago. There, the tale of Louis Armstrong began. From then until the
A. looked like a musician
B. was a musician of much influence
C. showed an interest in music
D. travelled to play modern music

[单项选择]The Function of Adrenocorticotriopin Some people can quite accurately time the end of their night’’s sleep at will, without using an alarm clock, demonstrating that it is possible to voluntarily control a state of consciousness that is characterized by a loss of volition and attentional guidance. Here we show that the expectation that sleep will come to an end at a certain time induces a marked increase in the concentration of the hormone adrenocorticotriopin(促肾上腺皮质激素) in the blood one hour before waking. The regulation of adrenocorticotropin release during nocturnal sleep is therefore not confined to daily rhythms._________(46). _________(47). Normally, the release of adrenocorticotropin and cortisol(皮质醇) increases during late stages of sleeping, reaching a daily maximum at the time of spontaneous waking. Adrenocorticotropin and Cortisol are also released from the pituitary-adrenal system in a major adaptive response to stress, and are secreted in anticipation of stressful e