He didn’t go to school yesterday， did he— .Though he was not feeling well.

After months of hard work, the building was completed ahead of ______.

Breakfast at home is healthy and delicious， ________ I have to eat breakfast on the way to school because I can’t get up so early.

Because every day we have _______mail to receive ,we may not be able to reply to your letter.

155. It has become the _____ for Englishfamilies to go to the seaside in summer.