If you already have health insurance，the only change ________ you'll see under my plan is lower premiums．
| A．what | B．which | C．why | D．不填 |
On March 27th，The Forbidden City also turned off its lights for one hour to raise__________of climate change．
| A．motivation | B．awareness | C．association | D．concept |
It__________details about pricing for the 2012 London Olympics will be available．
A．isn’t until later th is year that |
B．is until later this year |
| C．is until later this year that | D．not until later this year is that |
—Paul seems upset today．
—Yes，he wrote an application letter to Neusoft but waited__________for a reply .
| A．in vain | B．in order | C．in time | D．in return |
．A distant star is observed to have weight 200 times__________ of the sun .
| A．one | B．that | C．what | D．the one |
__________many foreigners like Beijing Hongtong is __________ they are offered an atmosphere of Chinese culture there．
| A．Why；because | B．That；that | C．Because；that | D．That; because |