问题描述：
aMy dog is_____________than your dog.(much/big) yes,my dog is__________________dogs.
(one of the/small)
Your dog is__________and_________than mine,too.(much/heavy/strong)
问题解答：
我来补答
My dog is__much bigger than your dog.(much/big) yes,my dog is_one of the smallest_dogs.
Your dog is__much heavier_and_stronger than mine,too.(much/heavy/strong)
再问： Planet F4 was ____________________________________...... Planet D2 is____________________________________________________........ -July 20th,went to new home on planet D2 -old home on planet F4 Planet F4 -much hotter and brighter -one of the dirtiest planets in space -much busier and noisier Planet D2 -not brighter/much cooler -bigger -quieter -one of the cleanest planets in space
再答： 敬请指点
