I am sad but I will work

I am sad but I will work I an sad but i will work out 改复合句：1.I am not good at English,but I will continue to work i am very sad I am so sad when I am ill,I will feel sad.when I am ill,I feel sad.哪个句子对 But I will work hard to是什么意思 now i am very sad Today,I am very sad! I will work hard and I am sure to overtake 英语翻译I work here I worked here I will work here I am working I understand there will be difficulties,but I am prepared...