We have been friends and ________ for more than 20 years. (people who work together)
举一反三
- People who work next to each in the same office have more but better interruptions than those who ______.
- We ______ friends for 10 years. A: did B: are being C: have been D: were
- Pentagon. Many have been held for more than three years and the______.
- 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.
- In years to come, robots will be much more improved than we have now.