If the engineering feats of that early decade remains impressive – boring a mile-long tunnel through a solid mountain, and turning the eastward flow of two rivers westward – the arduous conditions in which the engineers worked are no less remarkable.
Here we have a simple matter of verb subject agreement: with the subject ‘feats’ we need a plural verb, and so ‘remain’ will be correct and the only possible answer is E.
940 MCQ for effective preparation of the test of Subject Verb Agreement of English Grammar section.
Read the MCQ statement: If the engineering feats of that early decade remains impressive – boring a mile-long tunnel through a solid mountain, and turning the eastward flow o .... no less remarkable., keenly and apply the method you have learn through the video lessons for Subject Verb Agreement to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 842-5121.