21. Choose the correct option: I haven’t decided ____ to buy.
22. Choose the correct option: This is the person ____ wallet was stolen.
23. Choose the correct option: I’m interested ____ learning French.
24. Choose the correct option: Let’s meet ____ Friday.
25. Choose the correct option: He apologized ____ late.
26. Choose the correct option: She speaks as ____ as her brother.
27. Choose the correct option: The job requires someone who can handle ____ pressure.
28. Choose the correct option: She didn’t know ____ to turn left or right.
29. Choose the correct option: The house ____ they live is very old.
30. Choose the correct option: I wish I ____ more time.