twice
- Ten years ago the population of our village was _______ that of theirs.
- Ten years ago the population of our village was _________ that of theirs.
- Ten years ago the population of our village wasthat of theirs.
- The ancient penguin was modern ones and it was good at swimming but couldn’t fly.
- The bookstore has sold _______children’s books as they did last year.
- The house they are living now is ______ our house.
- The number of traffic accidents caused by drunk driving is _______ as the number of those caused by other reasons.
- The price of the flat now is ______ that last year.
- Using his hybrid rice, farmers are producing harvests before.
- What does this modern-day dinosaur look like? —The tongue of this animal can be extended _____ of its body.