—Oh, ________ air is so bad. Shall I open the windows to let in ________ fresh air?—Ok, thank you.
Tom eagerly findished up ________ was left of the chicken pie.
Being angry is OK, but knowing how to tell someone ________ made you angry is important.
As a matter of fact, ________ matters most in learning English is enough practice.
Good food, good sleep, no exercise. That's ________ he gained weight.
It gives his life a flying start ________ he has gone abroad for further education.