[ Grammar ]
. Which of the following is NOT one of the three main characteristics of language?
A. Complexity
B. Productivity
C. Fixed structure
D. Arbitrariness

Random Topics:
Was and WereA(n), the, no articleVocabulary and Verb TensesRelative Clauses and Past PerfectConditionals / Unreal PastImperative SentencesInfinitive or GerundSo / Neither / Either / TooUnreal ConditionalsNoun, Verb, AdjectiveOther quiz:
Grammar and Vocabulary › ViewIf a TV series is LONG-RUNNING, it …
A. has been around for years
B. understand the main point
C. is very beautiful
D. is a dissapointment
Pronoun › View
This building is so expensive for ___ . We can’t pay such a high rent. We need to think again.
A. them
B. her
C. us
D. it
E. him
Positive and Negative Connotations › ViewDetermine if the underlined word has a positive or negative connotation.
I hope to look like my sister when I grow up. She is absolutely gorgeous.
A. Positive
B. Negative
Grammar › View
I (sit) in a café when you (call) .
A. sat/ was calling
B. was sitting/ was calling
C. was sitting/ called
D. sat/ called
