The dining room is behind our school science lab.
next to the library.
| A．It’s | B．they are | C．The dining room | D．its |
—What color is your orange
—It’s ________.
| A．an orange | B．black |
| C．orange | D．blue |
Here _______my books.
| A．are | B．is | C．am | D．be |
---- Where is your book?
----
| A． Sorry, I don’t know. | B．Do, have |
| C．Its here. | D．Does, have |
Thanks _____ your help(帮助) .
| A．you | B．at | C．for | D．of |
--Are these your cousins?
--_______ .
| A．Yes，they aren’t | B．No, these aren’t |
| C．No, they aren’t | D．Yes，these are |