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

Qomolangma is ______ than any other mountain. I hope to climb it one day.

A. high   B. higher    C. highest    D. the highest

Tommy can speak Chinese as ________ as his English.

A.well B.good C.better D.best

Grace does her homework ________ in our class.

A.careful B.the most careful C.carefully D.the most carefully

Our country is getting         . We are proud of our great country.

A. strong and strong B. more strong and strong

C. stronger and stronger D. more and more strong

Who do you think was ________ student in our school talent show this year?

A.popular B.more popular C.most popular D.the most popular

I’m sorry I’m late. I should get here 10 minutes ________.

A.early B.earlier C.the earlier D.the earliest

Water is the cheapest drink. And it's also ________.

A.healthier B.healthiest C.the healthier D.the healthiest