

1. Plants (A) absorb water and nutrients and (B) anchoring themselves in (C) the soil with their (D) roots. .................................
2. (A) Economical theory (B) states that in a market economy consumers and technology both (C) help determine (D) what is
produced. ...................................
3. The first (A) recorded use of natural gas (B) to light street lamps (C) it was in (D) the town of Frederick,New York,in 1825.....
4. The sounds of (A) speaking language (B) do not always (C) match up with the symbols (D) of written language. ....................
5. (A) General speaking, proteins that come from (B) animal sources are complete whereas (C) those that come from (D) other
sources are incomplete proteins. ...................................
6. Three months (A) after they have (B) laid, (C) crocodile eggs are ready (D) to hatch. ...................................
7. Although the social sciences (A) different a (B) great deal from (C) one another, they share a common interest in human
(D) relationships. ...................................
8. Quinine, (A) cinnamon, and (B) other useful substances are all derived (C) of the (D) bark of trees. ...................................
9. Seals, turtles, and seabirds can (A) navigate over (B) thousands of miles of (C) open ocean with (D) amazingly accurate.
10. When the (A) silkworm gets through (B) to lay (C) its eggs, (D) it dies. ...................................
2. (A) Economical theory (B) states that in a market economy consumers and technology both (C) help determine (D) what is
produced. ...................................
3. The first (A) recorded use of natural gas (B) to light street lamps (C) it was in (D) the town of Frederick,New York,in 1825.....
4. The sounds of (A) speaking language (B) do not always (C) match up with the symbols (D) of written language. ....................
5. (A) General speaking, proteins that come from (B) animal sources are complete whereas (C) those that come from (D) other
sources are incomplete proteins. ...................................
6. Three months (A) after they have (B) laid, (C) crocodile eggs are ready (D) to hatch. ...................................
7. Although the social sciences (A) different a (B) great deal from (C) one another, they share a common interest in human
(D) relationships. ...................................
8. Quinine, (A) cinnamon, and (B) other useful substances are all derived (C) of the (D) bark of trees. ...................................
9. Seals, turtles, and seabirds can (A) navigate over (B) thousands of miles of (C) open ocean with (D) amazingly accurate.
10. When the (A) silkworm gets through (B) to lay (C) its eggs, (D) it dies. ...................................