BE in Present Simple

Add the missing forms of be in present simple.

  1. Tom a nice boy.
  2. Jack and Charles my classmates.
  3. My sister's dogs big.
  4. Sam my neighbour.
  5. They my brother's friends.
  6. These flowers beautiful.
  7. you always late?
  8. I not good at sports.
  9. The students often noisy.
  10. My sister tall.