Tom is only four years old, __________ he can drawbeautiful pictures.

This is the very knife _____ I used to cut apples yesterday.

–Do you think that we should make preparations forthe competition in advance -–Exactly. ______.

Do you mean that we have lost our way—_____, my dear. We’d better ask someone for help.

Hu Jin had promised that she would meet Li Fang after work, but she didn’t _____.