They are trying to locate the ___ that controls obesity.
Parts of SpeechTransition Words And PhraseGerund vs. Infinitive
Next quiz: Grammar
I ………………… sitting down at the end of a long day and reading a good book.
C. Am enjoying
How to use : Read the question carefully, then select one of the answers button.
Tips : If this page always shows the same questions, make sure you correct the question first by pressing the "check answer" button.