Richard was called in by the police to answer questions _______ the disappearance of Thomas Ripley, whose relatives were so ______ his present situation.

It’s quite       me why such things have been allowed to happen.

______ students up to 2, 000 , the school has built another laboratory．

We shouldn’t spent our money testing so many people, most of _____are healthy

Our football team’s ____ has been excellent during the whole year.