Water will continue to be ______ it is today ---- next in importance to oxygen.

单选题

Water will continue to be ______ it is today ---- next in importance to oxygen.

答案解析

单选题

It is reasonable to __________ that the economy will continue to improve.

答案解析

单选题

There is water on the floor. Be careful, or you will ________ .

答案解析

单选题

If a vessel turns in shallow water, she will have ____ advance than turn at deep water.A. larger B. smaller C. same D. minimized

答案解析

单选题

Once toxins are removed from the blood, they move farther into the _______ tract where they are combined with water to continue the formation of urine.

答案解析