[ Vocabulary ]
It is difficult to _______________ all of the different grammar rules for different languages.
A. Notable
B. Contribute
C. Recognize
D. Memorize

Random Topics:
Present and Past Simple TenseSentences Function and StructureGrammar - Be going toPast Narrative TensesHow often - long - much - manyAdjectives vs AdverbsReported SpeechPresent Simple vs Present ContinuousGrammar & VocabSimple Present Continuous TenseOther quiz:
Verb Ability › ViewWhich sentence correctly uses ‘be able to’ in the past tense?
A. I am able to solve the problem yesterday.
B. I was able to solve the problem yesterday.
C. I will be able to solve the problem yesterday.
D. I have been able to solve the problem yesterday.
Fragment, Comma Splice and Run -on Sentence › View
Triangles have three sides and three angles.
A. sentence fragment
B. run-on sentence
C. complete sentence
Grammar › ViewShe lives in the same street __________ me.
A. as
B. than
C. that
D. is
Present Continuous Tense › View
I … at the hotel until the end of this month.
- am staying
- stay
