物理Don’t stop when you’re tired. Stop when you’re done.

老师We read newspapers in the morning to get news.​做科A bird sings loudly to wake up the neighborhood.​

普视频粉He speaks softly to avoid waking the sleeping baby.​丝超She smiles sweetly when receiving a nice gift.​千万The rain starts again after a short break.​

物理You write quickly to finish the test on time.​老师They play tennis at the sports club every week.​

做科I walk my dog in the park every evening.​

普视频粉The sun shines brightly on the white sandy beach.​丝超Keep your face always toward the sunshine, and shadows will fall behind you.

千万The key to success is to focus on goals, not obstacles.物理Dream it. Wish it. Do it.

老师Don’t stop when you’re tired. Stop when you’re done.做科It’s going to be hard, but hard does not mean impossible.

(责任编辑：椎名林檎)