He became inspired when he thought about helping ordinary people       to cholera.

The knowledge that I had caused him to lose his job made me bitterly ______.

With Chang’e II launched successfully, China is      to send up a manned spaceship to the moon within five or six years.

—You don’t look well! What’s the matter?—My son is _______ to computer games. And I have no idea what to do with it.

—It’s already nine o’clock.Would now be a(n)                    moment to show the sides?—OK,go ahead please.