1. Mr Tan told the monitor, "Inform the class that every girl must bring ______ own lunchbox."

2. As there is stiff competition, Joshua needs to put in ______ effort into his project so that it can be selected to represent the class.

3. "The classroom furniture ______ rearranged last week," said Mr Sng.

4. My neighbour, ______ has just moved in, has two children.

5. While washing the dishes, Ali heard someone ______ loudly.

6. At the swimming complex, I put my valuables in locker ______ safekeeping.

7. To take part in the sports carnival, pupils ______ sign up before the deadline. Late registration will not be considered.

8. You should not go to the playground ______ you complete your homework.

9. The residents donated some old clothes to a charity, ______ they?

10. "If I were a bird, I ______ all over the world," said John dreamily.