Some researchers believe that there is no doubt ______ a cure for AIDS will be found.? A．whi..
Someresearchersbelievethatthereisnodoubt______acureforAIDSwillbefound.?A．whichB．that?...
Some researchers believe that there is no doubt ______ a cure for AIDS will be found.? A．which B．that? C．what D．whether?
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| B |
| 句中a cure for AIDS will be found是对no doubt的完全解释，所以这里需要引导同位语从句的引导词that。? |
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