⑴5+6 A. thirteen
⑵9+9 B. twelve
⑶8+4 C. eleven
⑷13+4 D. eighteen
⑸23-3 E. twenty
⑹17-4 F. seventeen
—He's _______days old.
|
A. forty B. fifty C. thirty D. eleven E. twelve F. twenty |
—It's o'clock.

—I have one________.