倍数+ as +原级 + as
如: This room is twice as large as that one. 这间房子是那间的两倍大
表示倍数的句型归纳:
①倍数+as+形容词或副词原级+as。如:
This bridge is three times as long as that one. 这座桥是那座桥的三倍长。
②倍数+形容词或副词的比较级+than。如:
This bridge is three times longer than that one. 这座桥是那座桥的三倍长。
③倍数+the size / length / weight...+ of+比较对象。如:
This bridge is three times the length of that one. 这座桥是那座桥的三倍长。
④倍数+what引导的从句。如:
The college is twice what it was 5 years ago. 这所大学是它五年前的两倍大。