Three years had gone by ____ he came to realize what a fool he was not to listen to the teachers !
How I wish I__________ longer this morning, but I had to get up and come to class.
When a pencil is partly in a glass of water, it looks as if it __________.
__________ smoking, he would not have got cancer in the lung.
—If only I__________ morning exercises regularly earlier! —Yes. Be quick to join us now.
—I've told everyone about it in our class. —Oh, I'd rather you __________.