According to the passage, when could people start using a maglev commerciaily?A.In 5 years. B.In 10 years.C.In 20 years.D.In more than 20 years.
相似题目
-
Answer the following questions according to the passage.What can be a great souvenir according to the writer?
-
Which is true according to the passage?
-
According to the passage, who invented the modern bungee jumping?
-
Which of the following is true according to the passage?
-
Which of the following is TRUE according to the passage?
-
Which is not true according to the passage?
-
What is NOT true according to the passage?
-
Which statement is true according to the passage?
-
Which of the following is true according to the passage?
-
Which of the following is true, according to the passage?
-
Who caused this problem according to the passage?
-
Which is NOT true according to the passage?
-
Which statement is TRUE according to the passage?
-
Which of the following is right according to the passage?
-
According to the passage, social distance refers to 查看材料