[ Prepositions ]
He was in contact with the base _______ the entire flight.
A. since
B. during
C. across
D. while
Select your answer:

Random Topics:
Give, do and makeParticiple - ing/ edTOEFLConjunction: Because and SoDefinite pronouns (Subject, Object, Reflexive)Mixed ConditionalPast form of ModalsIELTS VocabularyClauseThings in EnglishOther quiz:
Grammar › ViewThe workes have started an/ a union.
A. a
B. an
Vocabulary › View
Collection; a sum of many parts.
A. Sum
B. Prosperity
C. Total
D. Aggregate
