此题为什么选C不选A?谢拉此题为什么选C不选A?When____
此题为什么选不选A? When ____ with a strong enemy, they always retreated. A.being faced B.facing C.faced D.being facing
因为When ____ with a strong enemy的逻辑主语就是：主句they always retreated.中的they，这时不需要用被动.