He made up his mind to devote his life_______ pollution_______ happily.
He _______to save his pocket money for later use, but he spent it on a toy soon.A. refused B. persuaded C. promised
– Susan, you know what? We can have a dog!– Great! But I prefer to have a cat. It is much _______ to look after.A. easy B. easier C. easiest
–______ keep water running when you are brushing your teeth or washing your hands, Jack.– OK. I know we must save every drop(滴) of water.A. Why not B. Please C. Don’t
–Do you often go fishing with your father? –No, _______. I don’t like fishing at all.A. never B. always C. usually
–Who is that little boy in the photo, Oscar?–Oh, it’s me! It _______ when I was five years old. A. was taken B. took C. was taking