根据所给的汉语提示，转换下列句型。

1. Mary doesn't eat as much as Jim. (改为同义句)

    Mary eats                           Jim.

2. Karen is 160 centimeters tall.  Tony is 170 centimeters tall. (合并为一句)

    Karen is ____      centimeters ____      than Tony.

3. This bag weighs 5 kilos. That bag weighs 10 kilos. (合并为一句)

    That bag weighs _           as ___       as this one.

4. The box is 30 centimeters long. (对画线部分提问)

    ___    _  the               of the box?

5. This is an amazing achievement. (改为感叹句)

    ___       an               achievement this is!