这个就不是：
He was seriously weak and now he is much better
主要是意思上的.英语这东西要是全部强调统一就没办法表明意思了,因为它已经足够简化..
譬如
He says that he lived there long long ago.
不是讲主语和从句时态要一致吗?
这里就不行了