According to the passage, when could people start using a maglev commercially A) In 5 years. C) In 20 years. B) In 10 years. D) In more than 20 years.
A: According to the passage, when could people start using a maglev commercially
B: In 5 years.
C: In 10 years.
D: In 20 years.
E: In more than 20 years.
A: According to the passage, when could people start using a maglev commercially
B: In 5 years.
C: In 10 years.
D: In 20 years.
E: In more than 20 years.
举一反三
- How many years had he lived in Beijing A: 20 years. B: 15 years. C: 10 years.
- Tracy is _______ years. A: 28 years old. B: 24 years old. C: 33 years old.
- How many years have the woman been working in A: Two years. B: Three years. C: Five years. D: Eight years.
- When did life begin? A: 13.8 billion years ago. B: Between 13.8 and 10 billion years. C: Between 10 and 4.5 billion years. D: Between 4.5 and 3.5 billion years.
- What do we learn about the number of international students in China in 2017? A: It has increased a little than 10 years ago. B: It is as three times as 10 years ago. C: It is the same as 10 years ago . D: It has more than doubled during the past 10 years.