Is that your best friend Kitty— No, it _________ be her. She flew to Singaporeyesterday.

In our class, 85% of the students take the bus to school. So _______ students in our class get to school by bus.

How much do you ______ mending a pair of shoes?-Only one dollar, sir.[ ]

I never doubt ________ the places of interest is worth ________.

.She ______have stopped her work halfway.