VERB EXERCISE #2 
 
EXERCISE 
Indicate whether the underlined verb is past, present, or future. 
 
1. Civilization is still moving reasonably slow.  _____________ 
 
2. Oftentimes, civilizations encounter conditions which slow progress. _____________ 
 
3. One example of slowed progress is the dark ages, where scientific and technological advances failed 
to occur due to the overbearing nature of superstition. _____________ 
 
4. Galileo Galilei was seen as a heretic when he proposed Heliocentrism (the principle that the sun is the 
center of the solar system and the Earth revolved around it).  _____________ 
 
5. Heretics, people not agreeing with the belief systems of the time, were often burned at the stake, 
boiled, or set aflame.   _____________ 
 
6. Today, while belief systems still limit the exploration of science and technology, many religious groups 
are adapting to technology.  _____________ 
 
7. Stem cell research is a modern example of "slowed progress." _____________ 
 
8. Stem cells are cells which able to be used for multiple purposes. _____________ 
 
9. Stem cells can serve as alternative type of cell in many instances. _____________ 
 
10.  For example, if an organ in the human body is injured (accidentally or even naturally), then a stem 
cell may be used to replace the sick, dead, or dying cells in the organ. _____________ 
 
11. Initially, stem cells were thought to only be available through infant cord blood. _____________ 
 
12. However, with modern technology, stem cells can be made with almost any cell through a process of 
reprogramming. _____________ 
 
13. Doctors may take another cell from the body and reprogram the cell to become a stem cell, thus the 
cell may be used for any purpose. _____________ 
 
14.  Doctors may then remove damaged tissue and use stem cells to repair organs such as damaged 
livers and hearts. _____________ 
 
15. Hopefully, in the future, stem cell research will be less inhibited, because it will save lives. 
_____________ 
 
16. Moreover, perhaps the process will be improved and make even the most religious individual open to 
the option of saving a life rather than letting it end. _____________