Exercise 2
1.      Zoos in New Orleans, San Diego,
Detroit, and the Bronx have become biological 
A
parks where
animals roams free and people watch from across a moat.
B                           C                                 D
It should be “roam free”
Reason:    the subject (animals) is plural.
2.      George has not completed the
assignment yet,  and Maria hasn’t
neither
A                                 B             C                             D
It
should be “hasn’t either”
Reason:    “hasn’t” is negative, therefore it should be
followed by “either”.
3.      Hanny enjoyed to be able
to meet several Congress members during her vacation.
          A           B              
C                                                        D 
It
should be “being”
Reason:    enjoyed should be followed by gerund
4.      No one would have attended
the lecture if you told the truth about
      A                                       B         C
the guest speaker.
                  D
It should be “had told”
Reason:      The sentence above is If clause type 3, so
it should be if + had + Past participle.
5.      Marie has registered for both
the afternoon anthropology class as well as
             A                                                                                      B
 The evening sociology lecture.
C               D
It should be “and”
Reason:     because “both” should be paired with “and”.
(correlative conjuction)
6.      Compact discs are affected
neither by scratching and by dust.
       A       B                   C                    D
It
should be “nor”
Reason:    “neither” should be paired with “nor”.
(correlative conjunction)
7.      Plastics used to make textiles can be
drawn into fine threads, then woven or knit 
    A                         B                     C          D
into fabrics.
It should be “knitted”
Reason:     It must be parallel with the word before
(woven)
8.      Henry David Thoreau stressed the
importance in individuality and of living
A                                                         B
in harmony with nature.
         C                  D
It should be “the
importance of”
Reason:     because "importance" is prepositional phrase, so it should be paired with "of".
9.      The coach was depending for
his team to win the game so that they would have a 
    A                             B                       C
chance to play in the Super Bowl.
D
It should be “depending
on”
Reason:     because "depending" is preposition so it should be followed by "on".
10.  According
to Freud, mental life is characterized by internal conflicts who
are largely
A                                                               B                                             C             D
unconscious. 
It
should be “which”
Reason:     relative pronoun “who”
is used for people, meanwhile “internal conflicts” is a thing so we have to use
“which”.
