It is not until midnight ______ he goes to bed every day.
The office is too small for ten teachers________
He had no choice but________till his mother came back.
Mark woke up one morning to find both water and electricity________because of not being able to pay the bills.
There’re 103 elements found in nature, ________are metals.
.I ________Mary in the park yesterday; we________each other since I left the college.