现在
I have lived in this city thirty years ago, so I know it quite well.
I have lived in this city thirty years ago, so I know it quite well.
He _____ from college three years ago, but now he is the boss of a large business.
He \_\_\_\__ from college three years ago, but now he is the boss of a large business.
The number of primary schools in the rural areas _____ doubling in the past 50 years.
The number of primary schools in the rural areas \_\_\_\__ doubling in the past 50 years.
_____ it is very late now, the researchers are still working in the lab.
\_\_\_\__ it is very late now, the researchers are still working in the lab.
Scientists have long struggle with how to measure the effects of climate change on wildlife.
Scientists have long struggle with how to measure the effects of climate change on wildlife.
They will have learned Russian for 7 years by the time they _____ from the university next year.
They will have learned Russian for 7 years by the time they \_\_\_\__ from the university next year.
Your hard work has made the project a success. Without your work it _____ a complete failure.
Your hard work has made the project a success. Without your work it \_\_\_\__ a complete failure.
Jayden Hairston is _____ years old now.
Jayden Hairston is \_\_\_\__ years old now.
According to the passage, Flores Colque lives in _____ now.
According to the passage, Flores Colque lives in \_\_\_\__ now.