--Are these your books?
--Yes,
| A．they're | B．they are | C．these are | D．these're |
My brother is as _______as my sister.
A. more hard-working B. most hard-working C. hard –working
—Do you like math ?
---Yes ,but I think it’s _________subject of all.
| A．the easiest | B．the most difficult | C．easier | D．more difficult |
Which one is ________,the white one or the black one?
| A．good | B．better | C．best | D．well |
My best friend likes to do the same things ________me.
| A．in | B．on | C．like | D．as |
Jim is _____than Tom .
| A．funnier | B．fun | C．funny | D．more funny |