1. Political attacks work only if they find an echo with voters. 政治攻击只有在选民中引起共鸣才会有作用。 2. Heredity also plays a role in some types of mental illness. 遗传在某些精神病中也有作用. 3. Does prison do anything to prevent crime? 采取关押方法对制止犯罪有作用 吗 ? 4. This may be my...
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