—I saw you come to school by bus this morning.—Oh, I _______ come to school by bus, but it is raining today.

—Did Liu Ming do a good job in the competition?— Yes, he did everything___________.

The sun is_____bigger than the earth. 

––Have you returned the book to the library _______? ––Yes, I have _________ returned it.

Health is important to us. We should have more vegetables and fruit and we shouldn’t eat _____ junk food.