[ Adverb Clauses ]
She couldn’t understand the lesson __________ her teacher explained it again.
A. unless
B. before
C. because
D. until
Select your answer:

Random Topics:
Simple Past TenseZero and First ConditionalsPersonificationInfinitive GerundWill, Be going to, Present ContinuousGerunds and InfitinitivesExclamationTenses and PronounsClausesCompound AdjectivesOther quiz:
Tenses › ViewChevan ___ my student two years ago
A. is
B. am
C. was
D. were
Grammar › View
If the doctor had arrived sooner, the boy ______.
A. might be saved
B. have been saved
C. was saved
D. might have been saved
