carry的過去式和過去分詞是什麼

He has carried out extensive research into renewable energy sources.

他已經對再生能源進行了廣泛研究。

The research was carried out on a modest scale.

這個研究項目開展的`規模不算太大。

The experiments were carried out under simulated examination conditions.

試驗是在模擬的情況下進行的。

Carry on the good work!

幹得不錯，繼續努力吧！

She ignored him and carried on with her work.

她沒理他，繼續幹她的活。