–Don’t you tell me that they have gone to Australia?
-Sure.But I don't know _________.
A.when they have come back
B.when have they come back
C.when did they come back
On Sunday afternoons, Eric often plays computer games fun.
| A．in | B．for | C．of | D．With |
— Who is best basketball player in your class?
— I don’t know. I’m new here.
| A．a; an | B．an; the | C．the; / | D．/; a |
---Good morning ，Mr Li .
---- _____________.
A. Hello B. Good morning C. Thank you
---What’s the weather like in Beijing in autumn?
---It’s_________.
A. big B. long C. cool
_________ do you spell it?
| A．What | B．How | C．How many | D．How old |