65. ................. strength of 70 horses, a forklift toils all day long in a warehouse lifting great weights. a. Because the b. With the c. Some d. The 66. The growth of two-income families in the United States .................. of people moving to a new social class. a. has resulted in millions b. results of millions c. millions of results d. resulting in millions 67. Using a globe can be ................. it is educational. a. enjoyable b. to enjoy as c. as enjoyable d. as enjoyable as 68. Each mediocre book we read means one less great book that we would otherwise have a chance .................. a. to read them b. read c. reading d. to read 69. Most accidents in the home can be prevented by ................. elimination of hazards. a. that b. that the c. there is a d. the 70. ................. problems in sailing in tropical seas is the coral reefs. a. One of the biggest b. The biggest one c. Of the biggest one d. There are the biggest 71. The strongest dump trucks work in rock quarries, ................. tons of rocks and soil at one time. a. that they move b. they move c. where they move d. which they move 72. Alice Freeman, ................. to head Wellesley College at age 27, is one of the youngest college presidents in history. a. who was appointed b. has been appointed c. that is appointed d. is appointed 73. Helen Keller lost both her sight and hearing after a severe illness ................. a. of her age in 19 months b. she was 19 months old c. when she was 19 months old d. when 19 months old she was 74. Because aluminum is lighter and cheaper ............., it is frequently used for high-tension power transmission. a. as copper b. than copper c. for copper d. more copper 75. It is only recently that ballets have been based on themes ............. American life. a. reflecting b. reflects c. is reflecting d. reflected