c. of d. at → d 99. Jane Addams had already established full house in Chicago and ……………… her work in the women's suffrage movement when she was awarded the Nobel prize for peace. a. began b. begun c. begin d. beginning → b 100. The extent to which an individual is a product of either heredity or environment ………………, but several theories have been proposed. a. cannot proved b. cannot be proved c. cannot prove d. can be proved → b 101. Every country …………… a national flag. a. is b. are c. has d. have → c 102. Optical fibers ………………… to deliver laser light. a. can also used b. also can use c. can also be used d. also can be used → c 103. The flag of the original colonies may or may not have been ………… by Betsy Ross during the revolution. a. made b. make c. to make d. making → a 104. Goods for sale at …………… prices. a. attract b. attractive c. attraction d. attractively → b 105. Your mistakes in composition are similar ……………… his. a. by b. to c. on d. with → b 106. Often a team of engineers is ………………. a. work on one project b. on one project work c. working on one project d. to working on one project → c 107. A vacuum will neither conduct heat nor ………………. a. transmit sound waves b. transmitting sound waves c. sound waves are transmitted d. the transmission of sound waves → a 108. To relieve pain caused by severe burns, prevent infection, and treat for shock, ……………… a. taking immediate steps b. to take immediate steps c. taken steps immediately d. take immediate steps → d 109. All the cereal grains ………………. grow on the prairies and plains of the United States. a. but rice b. except the rice c. but for rice d. excepting rice → a 110. All of them are freshmen, …………… whom come from countryside. a. most of b. most c. both a and b are correct d. most of the → a 111. …………… thought was given, but all was not approved. a. A large number of b. A great deal of c. Many of d. Many → b 112. Green and magenta are complementary colors located opposite each other on the color wheel, ……………… a. and blue and yellow so b. and too blue and yellow c. and so blue and yellow do d. and so are blue and yellow → d 113. Double-stars orbit ………………. . a. each to the other b. each other c. each other one d. other each one → b 114. A …………… is a person who searches for valuable minerals. a. prospect b. prospects c. prospector d. prospective → c 115. John F. Kennedy was the youngest president of the United States and ………………. to be assassinated. a. the fourth b. fourth c. four d. the four → a 116. Oscillatona, one of the few plants that can move about, ………………. a wavy, gliding motion. a. having b. has c. being d. with → b 117. Nitrogen must be ……………. with another element such as hydrogen or oxygen to be useful in agriculture or industry. a. combine b. combining c. to combine d. combined → d 118. In ancient times and throughout the middle ages, many people believed that the earth …………… motionless.