由决定的英文

　　受或是拒绝这些建议由你决定。

　　It lies with you to accept or reject the proposals.

　　是否接受参观访问由业主决定。

　　Visits are at the discretion of the owners.

　　这种现象出现的规律性表明这个过程是由基因决定的。

　　The regularity with which this occurs suggests that the process is genetically determined.