雷恪生60年代电视剧:Which one comes the first???

Which one comes the first??? Which one of the following comes closest to expressing the chemical composition of clay? which is the right one? Which one of the following materials has the highest hardness? which of the following materials are composites (more than one)? the one that(which)=what对不？ the word picnic comes from the french words piquer--which means"to pick " or "take" Which do you like better the large family or the small one ? You're ____ of the class. A.best B.top C.the top. Which one? Which one of the following materials has the highest modulus of elasticity?