The audience ______ to see who would win the goldmedal.

Do you ________ your father’s car to school—No, I go to school ________ the bus.

下列加点字的注音完全正确的一项是（ ）

If people drive ____cars, there will be____air pollution.-Yes, you’ re right.

rry not to have replied to your letter earlier, ______,I must say , I apologize