According to the passage, Alex has proved that _________________.

试卷相关题目

• 1Why did Dr. Pepperberg teach Alex to speak with understanding、

  A.She wanted to prove it could be done.

  B.She wanted to provide a model for people who want talking birds.

  C.She wanted to find out how many words parrots could remember.

  D.She wanted to find out what kinds of things his brain could do.

  开始考试点击查看答案
• 2How did Dr. Pepperberg teach Alex to speak with understanding、

  A.She said the same word all day long so that Alex could repeat it.

  B.She taught Alex a special sign language.

  C.She gave Alex rewards if he would say what she sai

  D.D.She gave Alex a candy every time he answered correctly.

  开始考试点击查看答案
• 3According to the passage , how is Alex remarkable(不寻常的)、

  A.He can use the English language to answer questions.

  B.He uses words in English instead of bird calls to call other birds.

  C.He can copy the pronunciations of more than 100 English words.

  D.Alex has a brain that is much bigger than those of other parrots.

  开始考试点击查看答案
• 4An eighty-year-old female in 1990 can expect to live _______________.

  A.0.5 years more than a male the same age

  B.1.9 years more than a male the same age

  C.7.0 years more than a male the same age

  D.8.9 years more than a male the same age

  开始考试点击查看答案
• 5The table is intended(想要) to show that ______________.

  A.life expectancy is changing very little

  B.females can expect to live longer than males

  C.everyone can expect to live longer now

  D.old people don’t have as long to live as younger people

  开始考试点击查看答案