此句中，do是代替词。为避免重复，do用来替代前 二个分句中的enjoy my time-out。 例如： Paula looks very happy and she always does even when she meets with difficulties 波拉看起来很快乐，即使在她遇到困难时也总是这样。此句中，do是代替词。为避免重复，do用来替代前 一个分句中的enjoy my time-out。 例如： Paula looks very happy and she always does even when she meets with difficulties. 波拉看起来很快乐，即使在她遇到困难时也总是这样