Nobody witnessed the accident, so people reached a     conclusion about the possible cause of the accident.

 If I find someone who looks like the suspect, my          reaction will be to tell the police.

 Mike came late again. It is _____ of him to keep others waiting.

Having never met with such a _____ problem, he felt _____ and didn’t know how to solve it.

  The government of our school brought few ________ benefits to us over that  matter.