The First Sentence in Each Set Contains a Two-Part Verb

question 67

Multiple Choice

The first sentence in each set contains a two-part verb (to have and a past participle) . The second sentence contains a fixed-form helping verb and a blank. Select the correct form of the main verb for the second sentence.
-Ellen has practiced flips for hours. Ellen could ___________________ flips for hours.

• A) practice
• B) practices
• C) practiced

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Definitions:

Validity

The degree to which a test or measurement accurately reflects or assesses the specific concept that it is intended to measure.

Reliability

The degree to which an assessment tool or measurement produces stable and consistent results over repeated applications or observations.

Probability Sample

A sampling method in which every member of the population has a known and non-zero chance of being selected.

Experimental Research

A research methodology that tests hypotheses and establishes cause-and-effect relationships through controlled testing and observation.