u love teaching, Miss He— I fell in love with teaching in 2000. I________ for twelve years by this summer.

Jack likes playing ______ chess, but hedoesn’t like playing_______piano.

delight, up till now, the EuropeanUnion, Japan, and Russia ________ their targets for CO2 emissions .

At last, thelittle boy was made _______ and began to laugh.

To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.