[文法] 過去式 v.s. now

[home6110 (TreeMan)]

我在Macmillan dictionary online查sporadic這個字

看到此例句: The explosions were only sporadic now.

為什麼又是were 又是 now?

請各位幫忙解釋一下文法。謝謝。

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→ dunchee:http://www.learnersdictionary.com/search/now
→ dunchee:->4 ....
推 hansi:想問一下4.  可以用 she was then 30......嗎??
→ home6110:謝謝。To hansi: 我覺得可以。