What is the simple subject in the sentence: by studying human genes, scientists hopeto learn more about how to prevent and cure hereditary diseases

Read the sentence. on days when i go jogging in the morning, my mind seems to process ideas faster, and my mood is more positive. how does the underlined clause add variety and meaning to the sentence? select two options. it describes the days being discussed. it makes readers want to go jogging. it creates a compound-complex sentence. it adds detail about the speaker's personality. it explains why jogging is beneficial.

Grammar: sequence of verp tenses quiz active the is used for an event that has been completed before the present moment in time. simple past past perfect perfect progressive past perfect progressive

Read the quotation from "an occurrence at owl creek bridge." and now he became conscious of a new disturbance. striking through the thought of his dear ones was a sound which he could neither ignore nor understand, a sharp, distinct, metallic percussion like the stroke of a blacksmith’s hammer upon the anvil; it had the same ringing quality. he wondered what it was, and whether immeasurably distant or near by—it seemed both. its recurrence was regular, but as slow as the tolling of a death knell. he awaited each stroke with impatience and—he knew not why—apprehension. the intervals of silence grew progressively longer, the delays became maddening. with their greater infrequency the sounds increased in strength and sharpness. they hurt his ear like the thrust of a knife; he feared he would shriek. what he heard was the ticking of his watch. which best describes the effect of the narration in the excerpt? it suggests that the man being executed feels tranquil and at peace. it suggests that the narrator is sympathetic to the man being executed. it suggests that the plot will become less tense as the story continues. it suggests that the story will become more intense and mysterious.