(1) Tokyo Skytree is about twice ( ) ( ) Tokyo Tower. [tall]
(2) It’s ( ) this summer ( ) it was last summer. [hot]
(3) The hybrid car I bought needs ( ) fuel ( ) my old car. [little]
(4) The furniture sold at this store is not ( ) ( ) ( ) I thought. [expensive]
(5) Sarah wrote as ( ) letters ( ) I did. [many]
(a) (b)