1. A. thought B. made C. developed D. created
The correct answer is C. developed.
The phrase "developed the concept of IQ" is the most natural and idiomatic way to express that Binet and Simon were the originators of the idea of intelligence quotient.
2. A. Therefore B. However C. Moreover D. So
The correct answer is C. Moreover.
The sentence emphasizes the significant influence of IQ tests, adding to the information about their development. "Moreover" correctly conveys this additional point.
3. A. This B. That C. Other D. These
The correct answer is A. This.
"This approach" refers specifically to the pragmatic pedagogy mentioned in the previous sentence.
4. A. in B. of C. at D. on
The correct answer is D. on.
"Capable of" is a common and idiomatic phrase to express ability.
5. A. coming B. turn C. arrival D. invention
The correct answer is C. arrival.
"The arrival of the information age" is the most natural and idiomatic way to express the beginning of this era.
6. A. Some B. Opposite C. Different D. Similar
The correct answer is D. Similar.
The sentence indicates that educational changes were also happening in other countries, suggesting they were similar to those in the United States.