—Some young people like reading novels on their mobile phones after turning off the light at night.—Don’t you think it is to their eyes?
They really don’t know ______ tomorrow afternoon.
The first thing ______ we should do is to tell him the news.
Do you remember_____ yesterday?
Yuan Longping, a great person in China, _____as “father of hybrid rice”
______ the work is difficult, all the workers are keeping on working .