Grammar for Sentence Completion Flashcards

By the time the substitute teacher arrived, the students ______ all of the assigned problems.

Answer: had completed

The past perfect tense ('had completed') is required here to show that one action (completing the problems) was finished before another past action (the teacher arriving) occurred.

If the school ______ a later start time, more students would be able to eat a healthy breakfast.

Answer: implemented

This sentence is a second conditional, which describes a hypothetical or unlikely situation in the present or future. The correct structure is 'If + simple past, ...would + base verb'. Therefore, 'implemented' is the correct form.

The history presentation was informative; ______, it was also very engaging for the entire class.

Answer: furthermore

The word 'furthermore' is used to add another piece of information that supports or expands on the previous point. The sentence first states the presentation was informative and then adds the related positive quality of being engaging.

The guidance counselor advised ______ a variety of extracurricular activities to have a well-rounded application.

Answer: joining

In English grammar, certain verbs, including 'advise', are followed by a gerund (the -ing form of a verb) when there is no direct object after the main verb. 'Advised joining' is the grammatically correct structure in this context.

The final grade for the biology course will depend ______ consistent effort and performance on the final exam.

Answer: on

The verb 'depend' is always followed by the preposition 'on' or 'upon' to indicate what something relies on. 'Depend on' is a standard prepositional phrase.

The student ______ project won first place in the science fair used recycled materials in a creative way.

Answer: whose

The possessive relative pronoun 'whose' is needed here to show that the project belongs to the student. 'Who' would refer to the student as the subject, and 'which' would refer to a thing, not a person's possession.