i'm learning / learn a lot today 应该选哪个 这个是什么时态

i'm learning / learn a lot today 应该选哪个 这个是什么时态 I'm learning / learn a lot today.哪个时态正确?为什么? I'm learning /learn a lot today.这个句子到底用一般现在时还是现在进行时? 高一课本有一句：I'm learning a lot today.为什么用进行时? I can learn a lot()chinese history应该填什么? I think i have learned a lot today是什么句式? 6.I'm very sorry.I forgot _________ my homework today.应该选哪个, i have got a lot more to learn中a lot和more是什么词性 英语翻译帮我看一下哪个对.1.I learned a lot from you.2.I learn a lot from Sorry I'm late.I had ___ work today. A.a few B.a lot C.a lot I have a lot to learn I still have a lot to learn.