21.   He was unable to join the army because of ill health.

22.   I had an idea that he joined the army later, but I may be wrong.

23.   After returning from France, he joined the army.

24.   He left home and joined the army after he graduated from high school.

25.   Eric had been the eldest son of the family, very much older than his two brothers.He had been obliged to join the army during the Second World War.

26.   Since most men joined the army, there were large gaps in the workforces of industries at home.

27.   Because of his job,, along with the maltings manager, was deferred from joining the army.

28.   Would you not join the army Willy?

29.   I am gonna join the army.

30.   After attending a Christian college in Lahore, Pervez Musharraf joined the army.