----Did Susanna visit you again ______ next year?
----No, it was almost ten years before she came to see me ______ second time.
| A．the; a | B．the; / | C．/; the | D．/; a |
In the last six to nine months，teens in the US to text messaging in numbers twice that in Europe and Asia．
| A．took | B．have taken | C．had taken | D．would take |
As time went on, new customs went into Christmas，and was the Christmas tree，which was started in Germany．
| A．it | B．this | C．that | D．one |
Some researchers believe that many patterns of nature are rules of their own and not affected by natural selection．
| A．making | B．breaking | C．following | D．bending |
—Can I look at the menu for a few seconds before I decide?
—Of course．，sir．
| A．Take your time | B．It doesn’t matter |
| C．Enjoy yourself | D．Help yourself |
Only whenin the afternoonable to leave.
| A．the match was over; they were | B．was the match over; were they |
| C．was the match over; they were | D．the match was over; were they |