A tunnel was built under _____ was a lake a year ago.
One of the men present held the view ________ the book said was right.
________ happens in the world makes us happy and sad by turns.
In some countries, ________ are called “public schools” are not owned by the public.
— ________ did the professor give you much advice?— The choice of a career.
Write your name and address on your bag ________ you lose it.