This year there is ______ rain and the trees are ______ fruits.

the recent river pollution in several provinces,people _______ more and more attention to the quality and safety of drinkingwater.

Most people say that all ads don’t play tricks on them—_______Some are beneficial and encouraging

We hope that we ______ more electrical appliances in our house.

Please keep me informedthe changes of your address as soon as possible． A．of B．forC．with D．by