Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
Customized for You
we will pick new questions that match your level based on your Timer History
Track Your Progress
every week, we’ll send you an estimated GMAT score based on your performance
Practice Pays
we will pick new questions that match your level based on your Timer History
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
Thank you for using the timer!
We noticed you are actually not timing your practice. Click the START button first next time you use the timer.
There are many benefits to timing your practice, including:
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
(N/A)
Question Stats:
0%
(00:00)
correct 100%
(00:37)
wrong
based on 9
sessions
History
Date
Time
Result
Not Attempted Yet
Geologists once thought that the molten rock known as lava was an underground remnant of Earth's earliest days, sporadically erupting through volcanoes, but they now know that it is continuously created by the heat of the radioactivity deep inside the planet.
1. was an underground remnant of Earth's earliest days, sporadically erupting
2. had been an underground remnant of Earth's earliest days and sporadically erupted
3. was an underground remnant of Earth's earliest days, which sporadically erupted
4. would be an underground remnant of Earth's earliest days that sporadically erupted
5. was an underground remnant of Earth's earliest days, having sporadically erupted
Archived Topic
Hi there,
This topic has been closed and archived due to inactivity or violation of community quality standards. No more replies are possible here.
Still interested in this question? Check out the "Best Topics" block below for a better discussion on this exact question, as well as several more related questions.
Geologists once thought that the molten rock known as lava was an underground remnant of Earth's earliest days, sporadically erupting through volcanoes, but they now know that it is continuously created by the heat of the radioactivity deep inside the planet. 1. was an underground remnant of Earth's earliest days, sporadically erupting 2. had been an underground remnant of Earth's earliest days and sporadically erupted 3. was an underground remnant of Earth's earliest days, which sporadically erupted 4. would be an underground remnant of Earth's earliest days that sporadically erupted 5. was an underground remnant of Earth's earliest days, having sporadically erupted
Show more
'was' required for logical switch between simple past and present tense.
Geologists once thought that the molten rock known as lava was an underground remnant of Earth's earliest days, sporadically erupting through volcanoes, but they now know that it is continuously created by the heat of the radioactivity deep inside the planet. 1. was an underground remnant of Earth's earliest days, sporadically erupting 2. had been an underground remnant of Earth's earliest days and sporadically erupted 3. was an underground remnant of Earth's earliest days, which sporadically erupted 4. would be an underground remnant of Earth's earliest days that sporadically erupted 5. was an underground remnant of Earth's earliest days, having sporadically erupted
'was' required for logical switch between simple past and present tense.
1,3,5 - left
3 - 'which' points earths earliest days - out
1, 5 - hard choice.
Selected 1.
But, what is wrong with 5??
Show more
1 for me too.
5 says " having sporadically erupted" which is past tense while we require present.
Still interested in this question? Check out the "Best Topics" block above for a better discussion on this exact question, as well as several more related questions.