副词
1. The dining-room is twice as big as the kitchen.
餐厅是厨房的两倍大。
2. Twice three is six.
二三得六。
3. He comes to work twice a week.
他每周来上两次班。
4. twice
4. He has twice the strength he had.
他比从前加倍强壮了。
5. You've asked me that question twice.
那个问题你已经问过我两次了。