46. Everyone thought that was the ........................ test of the whole course.

Answer: B

Explanation:

Easiest

The word "easiest" is the correct superlative form to describe the test, indicating that it is the one with the least difficulty among all tests in the course.

A) Most easy

This option is incorrect because "most easy" is not a standard English expression. The correct superlative form is "easiest." The use of "most" with "easy" is grammatically awkward and not commonly used.

B) Easiest

This option is correct as "easiest" is the proper superlative form of the adjective "easy." It effectively conveys that this particular test is the least challenging compared to others in the course.

C) Easy

While "easy" is a valid adjective, it does not convey the superlative form needed in this context. The sentence requires a superlative to indicate that this test is the easiest among all tests, making this option incorrect.

D) Most easy

Similar to option A, "most easy" is grammatically incorrect. The proper superlative form is "easiest," and this phrasing does not conform to standard English usage.

Conclusion

In summary, "easiest" is the only option that correctly serves as the superlative form of "easy," fitting the context of the sentence. All other options fail to provide the correct grammatical structure needed to indicate the least difficult test, making them unsuitable for this context.