7.The extraordinary Mexican()has delivered millions of illegal immigrants to the United States over the past 30 years.
举一反三
- In the United States, the inflation rate has A: remained almost constant over the past 25 years. B: risen and fallen since the 1970s. C: fallen as a result of OPEC oil price hikes. D: risen constantly over the past 30 years.
- The White House is the official residence of the President of the United States of America, and has been for over 300 years.
- 中国大学MOOC: China has lifted hundreds of millions of people out of poverty in the past 30 years.
- He has been to the United States for five years and is used to (live) ______ there.
- In the United States the cost of living has been ____(持续地) rising for the past few decades.