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go on to do　做了一件事后，接著做另一件事。

go on doing　 繼續(xù)做原來做的事。

After he had finished his maths，he went on to do his physics.

做完數(shù)學(xué)后，他接著去做物理。

Go on doing the other exercise after you have finished this one.

作完這個練習(xí)后，接著做其他的練習(xí)