—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?
| A．helpful | B．helpless |
| C．harmful | D．harmless |
This is ______ key, and that is ________ orange.
A. a; a B. a; an C. an; an
--- ______is my notebook？---It’s in the drawer.
A. Where B. What C. What color
Thanks _______the photo of your family.
A. at B.to C. for
---Is Kate your friend? --- ______.
A. Yes, she is. B. No, he isn’t C. Yes, it is.
Are ______ her parents?
A. this B. these C. she