–We can use this special pen to record or take pictures.
–Really? Will you please show me _______ it?
A. how to use B. what to use C. why to use
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