【C18】A．forB．toC．withD．on

Salty water is generally harmful ______ plants.A、forB、toC、withD、over

【C14】A．forB．inC．withD．on

A．forB．toC．withD．by

【C3】A．forB．toC．inD．on

He passed the examination______the satisfaction of his parents.A．forB．toC．withD．in

【C7】A．forB．asC．withD．by