My brother used to _______ up late, but now he is used to _______ up early.

Babies’ health is much more likely to beaffected if______ parent smokes．

ilway was opened＿＿＿＿＿＿traffic＿＿＿＿＿＿＿ April 4, 1985.

He forgot to lock the door, _______of course, made things even worse.

If it were Sunday today, I________ go to school.