精灵The harder you work for something, the greater you’ll feel when you achieve it.

人专A baby babbles cute sounds before learning to speak.​治古著名He drives across the country to visit all the national parks.​

灵精疗法罗She paints murals on the walls of public buildings.​效俄The snowstorm causes schools and businesses to close for the day.​童话You study physics to understand how the universe works.​

改编They travel by airplane to attend an international conference.​精灵I listen to the radio while driving to work each day.​

人专The fire provides light for us to see during the power outage.​

治古著名We play volleyball on the beach during our summer vacation.​灵精疗法罗Your limitation—it’s only your imagination.

效俄Don't wait. The time will never be just right.童话In the midst of winter, I found there was, within me, an invincible summer.

改编Wake up with determination. Go to bed with satisfaction.精灵Push yourself, because no one else is going to do it for you.

(责任编辑：田震)