1. The broad utility of terra-cotta was such that workers in clay could generally afford to confine themselves to either decorated ware and house wares like cooking pots and storage jars or building materials like roof tiles and drainpipes.
The word "confine" is closest in meaning to which of following?
(A) adapt
(B) train
(C) restrict
(D) organize
2. Some sixth-and fifth-century B. C. Athenian pottery establishments are known to have concentrated on a limited range of fine ware, but a rural pottery establishment on the island of Thasos produced many types of pottery and roof tiles too, presumably to meet local demand.
The word "presumably" is closest in meaning to which of following?
(A) frequently
(B) practically
(C) preferably
(D) probably
3. The expense of moving a family to the ever-receding frontier exceeded the means of many, and the cost of tools draft animals, a wagon, a well, fencing, and of building the simplest house, might come to$1,000---a formidable barrier.
The word "formidable" is closest in meaning to which of following?
(A) obvious
(B) predictable
(C) difficult
(D) manageable
4. Homesteaders usually came from districts not far removed from frontier conditions. And despite the intent of the law, speculators often managed to obtain large tracts.
The word "intent" is closest in meaning to which of following?
(A) purpose
(B) power
(C) effect
(D) invention
5. The smooth operation of an ant colony depends on ten to twenty different signals, most of which are pheromones(chemical signals triggering behavioral responses) .
The phrase "smooth operation" is closest in meaning to which of following?
(A) daily activity
(B) effective functioning
(C) delicate balance
(D) permanent location
