[ Grammar ]
I ___ what you mean.
A. am not understanding
B. don’t understand
C. am not understand

Random Topics:
Question tag and + - AgreementWould rather/ would prefer/ would likeMixed ConditionalsConditionals 1,2,3Prepositions and Prepositional PhrasesSimple Verb TensesV-ing/to-VAdjective & AdverbPresent Continous TenseArticle & PrepositionOther quiz:
Vocabulary › Viewmotivated or driven to a course of action
A. ancestor
B. maintain
C. scuttle
D. compelled
like/do not like › View
Do you like elephants?
A. Yes, I am
B. No, I don’t.
C. No, I do
D. Yes, I don’t.
Vocabulary and Grammar › ViewI am going to meet my friends ___ Friday evening.
A. at
B. in
C. on
Indefinite and Intensive Noun › View
The people ______ wanted a democracy.
A. itself
B. themselves
C. oneself
D. herself