[ Tenses ]
I (___) consistently on this assignment for two hours now.
A. work
B. worked
C. am working
D. have been working

Random Topics:
A(n), the, no articleModals, Infinitives and GerundsQuestion tag and + - AgreementTenses and Verb FormsGrammar (want to/ need to/ have to)Conjunctions and PrepositionsPast Perfect Tense and Past TensePresent Simple Affirmative and NegativeClauses and ConjunctionGrammar Error Correction (Simple Present Tense)Other quiz:
Dependent Prepositions › ViewRecent research shows that drinking mango juice is good ______ your immune system.
A. for
B. on
C. at
D. with
General Knowledge › View
Which software firm is the second largest in the world, after Microsoft?
A. Netscape
B. Oracle
C. Lotus
D. Norton
The anti- smoking campaign had quite an impact _____________the young.
A. On
B. In
C. By
The First Conditional (if/unless) › View
If I pass my exam, I…. (go) to university.
A. ‘ll go
B. go
C. goes
