The different public signs__________．
| A．mean different things |
| B．mean the same things |
| C．means different things |
| D．means the same things |
将问句和相应的答句连接起来，并将选项填入题号前括号内。
听录音，选出你所听到的单词。
（1）A.clcok B. clean C. close D. closet
（2）A.how B. cow C. now D. no
（3）A.blue B. bridge C. bedroom D. building
（4）A.green B. grape C. girl D. go
（5）A.bear B. baby C. baseball D. basketball
根据问句选出答句，将序号填在括号里。 
根据语境补全句中的单词。
（1）Do you know ________________（为什么）?
（2）It’s an ___________________（请柬）to my birthday party.
（3）You were in China for two __________________（年）.
（4）Now there is a big __________________（操场）.
（5）I don’t have anything to do. I’m _________________（无聊的）.
She ________ speak English then. But now she_______speak.
A. couldn’t, can B. could, can C. can’t, could