【21321—(张)physicalexercisestimulatesvariousbrainchemicals,whichmayleaveyoufeelinghappie21321—physicalexercisestimulatesvariousbrainchemicals,whichmayleaveyoufeelinghappierandmorerelaxedthanyouwerebeforeyouworkedout.3】

　　21321—(张)physicalexercisestimulatesvariousbrainchemicals,whichmayleaveyoufeelinghappie

　　21321—physicalexercisestimulatesvariousbrainchemicals,whichmayleaveyoufeelinghappierandmore

　　relaxedthanyouwerebeforeyouworkedout.3766

　　想问：

　　1—leaveyoufeelinghappier:这是leave的使动用法吗?

　　2—youwerebeforeyouworkedout：这个句子感觉很奇怪