I’m afraid I can’t attend your wedding ceremony, but thanks for the invitation_______.

—You don't seem to be quite yourself today. What's wrong? —Oh, I'm suffering from a cold. Nothing serious,________

Carl wanted to play a joke on Bob but gave himself _____ by laughing.

 Jogging is an effective way to keep fit. _____ , swimming is helpful for bodybuilding.

Life is stressful, and complaining may be considered by many as an extension of being________normal.