____ do you study for a math test? —I study math ____ lots of exercises.

No school ever allows students to eat in class. But students are always allowed to eat snacks during the ________ break.

It was only in K. Rowling completed the first Harry Potter story, _______ was also known as Harry Potter and the Sorcerer’s Stone.

We spend as much time as we can _____ English.

I am not good at English.–________.