Why does Mrs. Smith like koalas – _______ she thinks they are very cute.

What do you think makes a good doctor—As doctors, they can’t be ________ careful. They must have perfect medical skills.

You’d better not phone me between two and six o’clock this afternoon; I ___ a speech then

___ more about Chinese culture, Jack has decided to take Chinese folk music as an elective course.

Why does teaching as a career _____ so many people