Had he not come an hour earlier, he＿＿＿the secret that his mother was always there.
| A．must never find | B．must never have found |
| C．would never find | D．would never have found |
—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 |
Some patients even traveled long distances to__________ the special treatrhent．
| A．come out | B．make out | C．try out | D．put out |
The moment the earthquake happened，a large amount of help from China __________
| A．were provided | B．will be provided |
| C．was provided | D．was being provided |