Part IV Translation

One horse or mule was required to support four human beings a ratio that remained almost constant for many decades. (Passage Four)

I’mworriedabouttheappearanceofthefloor.Ineedto_____it.

This supermarket developed rapidly under his _____.

Everyone____therighttohisownopinion.

Part IV Translation

By making vehicles lighter in weight aluminum has greatly reduced the amount of fuel needed to move them, (Passage Two)