Man cannot 【exist 】without water.A.expand B.riseC

Science and technology cannot do without symbolic systems. Symbolic systems （).A. ar

People cannot live without air.（英译中)

We cannot form. a sound opinion without facts, for we need to have factual knowledge______

Liberty cannot be preserved without a general knowledge among the people, who have a right

Without the sun s light______the earth s surface, no life could exist on the earth.A．warms

Man cannot exist without water.