Grammar Skills

Gerunds and Infinitives as Subjects:
Exercise #39 Page 334
1. She takes a math course every semester. This is difficult
       Taking a math course every semester is difficult.
       To take a math course every semester is difficult.
       It is difficult to take a math course every semester.

2. During the semester, she goes to class every day. This is a good idea.
       Going to class every day during the semester is a good idea.
       To go to class everyday during the semester is a good idea.
       It is a good idea to go to class every day during the semester.

3. She takes notes as the professor does the sample problems on the board. This is useful.
       Taking notes as the professor does the problems on the board is useful.
       To take notes as the professor does the problems on the board is useful.
       It is useful to take notes as as the professor does the problems on the board.

4. She does the homework problems regularly. This takes time.
       Doing the homework problems regularly takes time.
       To do the homework problems regularly takes time.
       It takes time to do the homework problems regularly.

5. She turns the homework in every day. This gives her a sense of satisfaction.
       Turning the homework in every day gives her a sense of satisfaction.
       To turn in the homework every day gives her a sense of satisfaction.
       It gives her a sense of satisfaction to turn in her homework everyday.

6. She gets good grades. This is the best reward.
       Getting good grades is the best reward.
       To get good grades is the best reward.
       It is the best reward to get good grades.

Correlative Conjunctions:
Exercise #38 Page 332
1. Both physics and chemistry are classified as physical sciences.
2. Neither mathematics can be classified as a biological science, nor can psychology can be classified as a physical science.
3. Not only are botany and zoology considered biological sciences, but also they are general requirements for a B.S. degree.
4. Liberal arts mayors have to either take 2 physical science courses or two biological science courses.
5. To graduate, students have to not only take some required courses, but also they have to take some electives.

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