I feel I must spare no efforts to do my bit.First,I decide to help plant more trees to make our city more beautiful.Second,I should obey seven nos and be good at learning from others.我看了怎么这么别扭啊...总觉得不对...帮忙看看哪

I feel I must spare no efforts to do my
bit.First,I decide to help plant more trees to make our city more
beautiful.Second,I should obey seven nos and be good at learning from
others.
我看了怎么这么别扭啊...总觉得不对...
帮忙看看哪里不对,可以的话再帮我改下,..

只看到一个,spare no effort,一般用单数就可以了