1. twenty or
thirteen

Our flag has
  thirteen  
stripes.

2.  sixty or
sixteen

I will learn to
drive when I
am ________.

3.   fifteen or
fourteen

Seven people
need ________
shoes to wear.

4. twenty or
nineteen

He's ________
years old and
a teenager.

5.  eighty or
eighteen

It is ________
minutes past
9 o'clock.

6.  fifteen or
sixteen

On 2 spiders,
I can count
________ legs.