112.　 112.　 Without facts, we cannot form a worthwhile opinion for we need to have factual knowledge ______ our thinking.

a. upon which to base　　 b. which to base upon

　 c. which to be based on　 d. to which to be based

111.　 111.　 Angiosperms inhabit relatively diverse environments and may be found ______ higher plants can survive.

a. there　　 b. wherever　　 c. somewhere　　 d. anywhere

110.　 110.　 ______ is often the case with a new idea much preliminary activity and optimistic discussion produce no concrete proposals.

a. That　　 b. It　　 c. Which　　 d. As

109.　 109.　 ______ it is you’ve found, you must give it back to the person it belongs to.

a. That　　 b. Because　　 c. Whatever　　 d. However

108.　 108.　 A body weighs ______ from the surface of the Earth.

a. less the farther it gets　　 b. the farther it gets　

　 c. less than it gets farther　　 d. less than it, the farther it gets

107.　 107.　 ______ these questions may sound academic, answers to them could have profound economic and political significance.

a. Since　　 b. If　　 c. While　　 d. Lest

106.　 106.　 ______ to space travelers is high acceleration or deceleration forces.

a. Danger can be　　　　　　 b. They can be dangerous

　 c. What can be dangerous　　 d. While danger

105.　 105.　 The quantum theory states ______, such as light, is given off and absorbed in tiny definite units called quanta or protons.

a. energy that　　 b. that it is energy　　 c. it is energy　　 d. that energy

104.　 104.　 I have little doubt about his competence; ______ he is well-qualified for the job.

a. although　　 b. because　　 c. moreover　　 d. yet

103.　 103.　 Mrs. Lee will move into her new house next Monday, ______ it will be completely furnished.

a. by which time　　 b. by the time　　 c. by that time　　 d. by some time