Walking down the street, she noticed a long _____ of houses, all exactly alike.

It is clear that in modern society high _______ and demands are placed on students. 

It makes no ______ to me what you say.I won’t care.

The members of the club wouldn't run a _____ in entrusting（委托） the organization to an unreliable person.

It is our _____that improvements in health care will lead to a stronger, more prosperous economy.