T he t pes of e o s i  U i e sit  a e:   to e,    ou d  o phe e ses,   le i o ,
the use of Indonesian, 5 verb tense.
Table 3: The Frequency of Errors in University
No Types of Errors
Example Frequency
Percentage
1 To be
-
O issio  of  e  as
predicate noun - I will business man
3 7,5
2 Bou d Morphe e ses
- Omission of Bound
o phe e ses  as the plural marker
- I saw many tourist 6
15
3 Lexicon
- Wrong spelling of words - My body is tin
4 10
4 The use of Indonesia
- Suddenly she stops in
front of me and then saya masuk sekolah
3 7,5
5 Verb  Tenses
- The use of V
-1
for past event
- I have an experience
that never I forget that is when I become
a winner in the silat
competition
8 20
2. The  Similarities  of  interlanguage  error  made  by  Junior  High  School,  Senior  High  School,
and University students
The similarities of interlanguage errors that found by researcher are: wrong spelling of o d,  the  use  of  I do esia   o d,  a d  o issio   of  o d  o phe e ses   as  the  plural
a ke . The  esea he  fou d  the  o g spelli g of  o d, the use of I do esia   o d, a d o issio  of  o d  o phe e  ses as the plu al  a ke  i  Ju io  High “ hool, i  “e io
High “ hool, a d i  U i e sit  stude ts   o positio .
3. The differences of interlanguage error made by Junior High School, Senior High  School,
and University students
The  researcher  found  the  differences  of  interlanguage  error  made  by  Junior  High School,  Senior  High  School  and  University  students  as  follow:  The  use  of  V-
ing
for  past event in Junior High school, it is not fou
d i  “e io  high s hool a d U i e sit  stude ts composition.  The  errors  found  in  Senior  High  School,  are:  false  friend,  in  appropriate
apostrophe s   is  ot  app op iate,  additio al s   as  si gula
a ke ,  o issio   of preposition, the use of singular noun for plural noun, the use of subjective pronouns for
objective pronouns, and omission of article a,an,the , these errors are not found in Junior High “ hool a d U i e sit  stude ts   o positio . A d the  esea he  fou d  omission of
e  as p edi ate i  U i e sit  stude ts   o positio  is not found in Junior High School and Senior High school.
Tabel 1: The Comparison of Interlanguage Errors Made by Junior High School, Senior High School and University Students
No   Type of Errors Junior High
School Senior High
School University
Students 1
The use of si gula   opula  BE  fo plural subject
 
- 2
The use of subjective pronouns for possessive adjectives
 
- 3
Additio al  Be  a fo  p ese t
event 
 -
4 Wrong spelling of word
 
 5
The use of Indonesian word 
 
6 The use of V-
ing
for past event 
- -
7 The use of V-
1
for past event -
 
8 Omission of Bond morpheme
ses  as the plu al  a ke 
 
9 False friend
- 
10 Additional apostrophe
s  is  ot appropriate
- 
- 11
Additio al s  as “i gula  Ma ke -
 -
12 Omission of preposition
- 
- 13
The use of singular noun for plural noun.
- 
- 14
The use of subjective pronouns for objective pronouns
- 
- 15
Omission of  Article a,an,the -
 -
16 O issio  of  e  as p edi ate
- -