Jim studies better than Tom, but Tom is ________ and he has more friends.
A.friendly B.more friendly C.most friendly D.the most friendly
The ________ we work at English, the better grades we will get.
A.harder B.hardest C.happier D.happiest
All the students in our class are over fifteen except Nick. He is ________ in our class.
A.young B.younger C.the younger D.the youngest
People use steel to build houses instead of wood, because wood is broken ________.
A.easier B.much easier C.more easily D.most easily
You are speaking too fast. Can you speak a little ________?
A.slowly B.more slowly C.the more slowly D.the most slowly
Jack eats a lot and never exercises, so he becomes the in his class.
A. thinner B. heavier C. thinnest D. heaviest