She’d rather ______ the piano than_____ TV.

China’s population is expected to increase to about 1.5 billion in 2040, ______it will start to decline slowly.

When I passed the river, I saw some children ______ on the sand.

ou still remember how we first met— Yes, you ________ to my office and ran into me onthe way.

Oh, it’s you, Mrs Johnson! I ________ you.—I’ve just changed my hair style and I am wearing a new dress.[ ]