来自贺凤宝的问题
hebrokedownatlast,ithinkitwas_____hehadoverworked.AthereasonBthatCwhyDbecause能否其语法或理由
hebrokedownatlast,ithinkitwas_____hehadoverworked.AthereasonBthatCwhyDbecause
能否其语法或理由


hebrokedownatlast,ithinkitwas_____hehadoverworked.AthereasonBthatCwhyDbecause能否其语法或理由
hebrokedownatlast,ithinkitwas_____hehadoverworked.AthereasonBthatCwhyDbecause
能否其语法或理由
because引导表语从句.并且它的主语只能是it/this/that.
用Athereason语意不通.那就是他过度工作的理由.显然不合适.应该改为他过度工作是他身体垮下来的原因.
用Bthat必需用thereason做主语.hebrokedownatlast,thereasonisthathehadoverworked.
用why表示,的原因.也不合语意.那就是他过度工作的原因.应该改为那就是他倒下的原因.即thathehadoverworkedwaswhyhebrokedownatlast.