Which sentence is written correctly?
A. The librarian needed his computer to check in the books, so when the power went out, they could not do their job.
B. The librarian needed his computer to check in the books,so when the power went out, he could not do their job.
C. The librarian needed his computer to check in the books, so when the power went out, they could not do his job.
D. The librarian needed his computer to check in the books, so when the power went out, he could not do his job.

Random Topics:
Vocabulary Spelling GrammarNoun PhraseModal and Relative PhrasesModals and ConditionalsComparative AdverbTime PhrasesTenses and Passive VoiceGive, do and makePossesive Pronouns and Modals of AbilityTenses: Present simple, Past Simple, Future SimpleOther quiz:
Vocabulary and Idioms › ViewTom’s _____________with his teacher because he didn’t do any assignments.
A. in danger
B. in the dark
C. in hot water
D. under control
Grammar › View
He _______ first place in a competition, but he forgot to go and get his prize! The best thing Jack, though, is that he’s a really happu person.
A. had
B. won
Compound Words and Sentences › ViewIt is most likely going to rain ______ the day, so I suggest bringing an umbrella.
A. through out
B. throughout
C. through-out
D. throuout
Grammar › View
_____ she was very tired, she helped her brother with his homework.
A. Because
B. whether
C. Although
D. so
