TOEFL - Reading Comprehension - Test 15
In this section you will find a number of tests based on the fifth part of the Test Of English for International Communication.
For each question you will see an incomplete sentence. Four words or phrases, marked A-D are given beneath each sentence. You are to choose the one word or phrase that best completes the sentence.
Click on the 'View Answers' tab to see the correct answers.
B. cures for Alzheimer's disease
C. the use of rats as experimental subjects
D. nerve growth factor as a cure for Alzheimer's
B. in red blood cells in the circulatory system
C. in nerve cells in the brain
D. in the pituitary gland
B. Though unsuccessful, the experiments did show some benefits derived from nerve growth factor.
C. The experiments did not show any significant benefits from nerve growth factor.
D. More work needs to be done to understand the effects of nerve growth factor.
B. statement and illustration
D. alphabetical order
B. a disease
C. a cure
D. a cancer