He never allowed his work to _________ on his private life. A: impinge B: influence C: affect D: effect

Left ______, those initial fears resulting from earthquakes can impinge on children's development as adults. A: being untreated B: untreated C: having untreated D: to be untreated

Left ______, those initial fears resulting from earthquakes can impinge on children’s development as adults. A: being untreated B: B. untreated C: having untreated D: to be untreated