[ Present Perfect Continuous ]
I / not / work today
A. I have not been working today
B. I has not been working today
C. I have been not working today

Random Topics:
The Past SimpleCoherent Sentence with Correct Grammar StructureSimple Past vs Past Continuous Tenseanother/the others/each other/one anotherWho vs WhomToeic VerbAdverbs of Manner, Likes and PreferencesPrepositions & Prepositional PhrasesNarrative TensesStative Verbs and TensesOther quiz:
Homonyms › ViewAre you sure that ___ all right?
a. yore
b. your
c. you’re
Vocabulary › View
to be grateful or thankful
A. dreadful
B. inhabited
C. trespass
D. obliged
Tenses › ViewWhen the Italian astronomer Giovanni Schiaparelli …………….. a map of Mars in 1877, he …………….. a large number of straight linear features, which he called “canali”, that is, channels.
A. publishes / has noted
B. had published / was noting
C. has published / notes
D. published / noted
Grammar and Structure › View
Would you like _____ and visit me next summer?
A. come
B. coming
C. to come
D. came
