[ Tenses ]
He _______ for the charity for 10 years.
A. has worked
B. works
C. is working
D. worked

Random Topics:
Simple Future - PassiveNoun Phrases and AdverbialsVerb TensePresent Simple, Present Continuous or Present PerfectSubordination ConjunctionsDependent PrepositionRelative & ModalsGrammar TOEFLAdjective OrderWish SentenceOther quiz:
Simple Past Tense and Present Continuous Tense › ViewIt is now 11.00 pm. Iriana ….. sleeping in her bedroom.
A. is
B. am
C. was
D. were
Tenses › View
When are you … your birthday party?
A. had
B. has
C. have
D. having
Vocabulary and Grammar › View. What was special about the notebook?
A. It contained drawings of unknown places and notes about them.
B. It was full of math equations and homework answers.
C. It had a map leading to a hidden treasure.
D. It contained a list of famous historical events.
Vocabulary › View
Data for which each piece of data fits into exactly one of several different groups or categories.
A. quantitative data
B. categorical data
C. statistical question
D. observational study
