Acts of kindness, big or small, are everywhere if we care to look for them. On December 23rd, 2017, a man put a video on Weibo, not 1 it would become popular. 2 the video was only seven seconds long, it was watched more than 19 million times in just two days. It showed a young man's 3 act on a subway train and he soon became an online star. In the video, the young man is 4 with a mobile phone in his hands. On the phone screen, there is a message in large font(字体) -- " Please wake me up if you need my 5 . Lots of web users were deeply moved by the young man's act and 6 him for his kindness. A newspaper offered to interview the young man, but he 7 refused the invitation. He said he just did what he felt he should do. On Weibo, he wrote he would easily fall asleep when he had 8 to do on the subway train. He was 9 that others might need the seat. So he 10 the idea of making a message on his phone screen. Kindness needs to be passed on. Let's work together and make such positive energy spread further. 1. A. remembering B. agreeing C. understanding D. knowing 2.A. Because B. If C. Although D. Unless 3. A. kind B. painful C. terrible D. careless 4. A. alive B. asleep C. afraid D. awake 5. A. phone B. money C. seat D. advice 6. A. punished B. praised C. asked D. provided 7. A. proudly B. angrily C. politely D. suddenly 8. A nothing B. something C. everything D. anything 9. A. excited B. sad C. pleased D. worried 10. A. wrote B. got C. gave D. sent