[ Grammar ]
They were tired because they ___ all day.
A. travel
B. have travelled
C. had been traveling
D. were travelling
Select your answer:

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Grammar - Countable/ Uncountableand, so, but, becauseModals for Necessity and Suggestionsgoing toDeterminers & QuantifiersRelative PronounFragment, Comma Splice and Run -on SentenceBecause of & Inspite ofFrequency AdverbsConjunctive AdverbOther quiz:
Grammar › ViewThey …. (study) in the library Right now.
A. have studied
B. study
C. studies
D. are studying
Countable - Uncountable › View
There is ___ big crowd in the street.
A. a
B. some
C. the
D. –
