Lessons can be learned to face the future, ________ history cannot be changed.
| A．though | B．as | C．since | D．unless |
相关试题
---When did you move to Sanya?
---In 2008．But I in Tibet for 8 years．
| A．has worked | B．has been worked |
| C．have been working | D．worked |
Mother’s love is true love! She’s never stopped loving you you become or you do．
| A．whichever | B．however | C．whatever | D．whoever |
I’m afraid we’ll have to work extra hours, for there are still some problems．
| A．remaining to settle | B．remaining to be settled |
| C．remained to talk about | D．to remain to discuss |
We have every reason to believe that 2010 World Expo in Shanghai will be success．
| A．/; a | B．the; / | C．the; a | D．a; a |
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