You won’t feel happy at school ________ you get on well with your classmates.
| A．though | B．when | C．unless | D．because |
--- Look at ______ book on the desk . Is it ______ useful one ?
--Yes, it is . In the book there is much advice on how to learn math well.
| A．a, the | B．the, a | C．the, an | D．a, an |
---- Your classroom is very nice.
----- ________________
A You are right B Thank you C It is really nice D It isn’t nice
---- Thank you for your English—Chinese dictionary.
----- ________________.
A You’re welcome B That’s right C Not thank D Good
-----Where are my model planes, mom?
-----Sorry, I don’t know. Oh, look, they are _________.
A in the sofa B on the room C under the bed D at here
----- Who is he?
----- He is my father’s _________, My aunt.
A sister B mother C grandma D daughter