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?

My father took me to try the paragliding. It was very ___________.

The water in this river is harmful because It’s a ______ river.

I like red best. What about___________?—My favourite colour is orange. It represents joy.

Would you like to eat up all the food on that plate? ——Sure,but that is not _______. I have already eaten all my food up.