My teacher used to _______ a bike to school,but now he is used to ________ a car to work.

E-mail, as well as telephone,______ an important part in daily communication.

When he turned professional at the age of 11，Mike________to become a world champion by his coach and parents

We haveworked day and night for a whole month–Whydon’t you bring ______ to the attention that a good rest is badly needed

The woman boss told the customer that it was none of her business and ordered that he _____ away at once