-You look tired these days. What’s wrong? -Oh, I couldn’t sleep as __________as before at night. A. better B. well C. best
_____ a good time we had yesterday!
When winter comes, days get _____ .
_____ of the two books are very interesting, so I can't decide which one to choose.
Listen! Someone_____ singing in the next room.
The more you smile, the _____ you will feel.