this / these

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
Fill in the blanks with "this" or "these":
1- Is true?
2- Do you know students?
3- He lives in house.
4- Where do people come from?
5- children are very polite.
6- I know child.