1. Plomin's method makes use of new gene mapping techniques and promises to provide direct evidence of the role that genes play.
    普罗明的方法利用新的基因图谱技术，有望对基因所起的作用提供直接证据。

2. Many different people find that the online method requires them to use their experiences and that online learning offers them a place to communicate with each other.
    许多人发现网上学习需要他们运用各自的经验。

3. The necessary method of study is to group the relevant material and to take note of all possible variant forms and conditions.
    应采取的研究方法是把有关各方面的材料汇集起来，同时注意任何可能出现的异常情况和条件。