The building_______ be a factory, but now it_______ a shopping centre.
| A．used to; is used as | B．is used to; used to be |
| C．used to; used to be | D．is used to; is used as |
beautiful T-shirt you’re wearing !
| A．What a | B． What | C．How | D．How a |
---I have been to Changsha .
--- . I think it's nice .
| A．So have I | B．So I did |
| C．So I have | D．Neither have I |
---Can you think of any_______tips to protect yourselves against crime?
---I have no idea.
| A．safe | B．safety | C．safeless | D．safeties |
Nobody has the right to laugh at others _________ he is right.
| A．until | B．because | C．though | D．if |
Look, there is “u” and “s” in the word university .
| A．an ; an | B．a; an | C．a; a | D．/ ; a |