[ Adverb Clause ]
__________ the lecture ends, you are free to leave the classroom.
A. If
B. After
C. Although
D. Before

Random Topics:
Unscramble SentenceGrammar & VocabularyBecause / soAdverbs and Time ExpressionsZero & First ContidionalGrammar (was, were, could, could not)Time ClausePast Tense vs Present TenseAdjective, Adverb, and Noun FormsGerund or InfinitivesOther quiz:
Grammar › ViewMy parents usually …… go to work by bus.
A. doesn’t
B. don’t
C. aren’t
D. isn’t
Grammar & Vocabulary › View
We watched a documentary about the evolution of technology, ____ we learnt about a lot of interesting facts.
A. although
B. so
C. but
Tenses and Opinions › ViewHow do you feel about the idea of working in a team for a school project?
A. Neutral
B. Positive
C. Disinterested
D. Indifferent
Grammar › View
A. the drivers will race
B. the swimmers will race
C. the driver will race
D. the drivers will to race
