but as they accumulated,I came to recognize them as the clearest signposts .accumulated

but as they accumulated,I came to recognize them as the clearest signposts .accumulated是过去时吧？因为前面是一个时间状语从句？如果不是叙述过去的故事可以用一般时么》？

They were very tired,but they didn't____working. But they fail to realize that They shouted as if they( )some good news Try as they may, they can never explain as they hang out together after school. They are like as two peas. They are not as fun as before什么意思 英译汉are not they working ？yes，they aie。but they are not working well。 not only ...but....as well 的用法 But as incentives go, commissions are tricky.