1 1 ~ 15 BDD cc 16 ~ 20 BACDD

The importance of the owner: We are helpful, interesting, worried about your young self, and have a friendly chat.

1. Dong can't laugh at old people

His parents are very strict with him.

Now children have enough time to do their homework.

I get along well with my classmates.

5. Have you come up with a good idea?

Do 2. Get 3. Be allowed 4. Not use 5. Will she?

V. 1~5 DBGCF

6.1~ 5 cddbc6 ~10 dadcc

Vii.1~ 5bddc6 ~10ccbad