Thanks for helping us with our math中helping为什么是ing形式?

Thanks for helping me为什么填helping Thanks for helping me.为什么是helping Thanks for helping.改为同义句 Thanks forThanks for helping.改为同义句Thanks for thanks for your help和thanks for helping Thanks for helping me = Thanks for _____ _____. THANKS JUST FOR U She thanks me for helping her翻译 是thanks for helping me还是thanks fr help me Thanks for your helping.这里为什么不能用helping呢?helping 不是动名词么? thank you for helping me 的同义句是　thanks for your help.thanks for helping me.这两句都行吧. 用thank for your helping还是thankS for your helping为什么 Thanks for your help 还是helping?如题 Thanks for your helping me这句话对吗?分析 Thanks for ) A your help B helping 哪个对呢? Thanks for your helping me这里为什么要用your Thanks for helping me 用5种方式回答 thanks for what u have done for thanks for helping me so much .helping me so much在句中做什么成分