[ Adverb Clause ]
__________ the sun sets, the temperature drops significantly.
A. Until
B. Since
C. Although
D. After

Random Topics:
Grammar - Reflexive PronounsPresent Tense (Negatives and Questions)Places in TownSimple TenseSecond ConditionalVocabulary and GrammarPresent Simple and Present ContinuousDirect and Indirect QuestionWh QuestionsSubject and Verbs AgreementOther quiz:
Modal Verbs › ViewTell Sue she _____ go now if she wants to.
A. mustn’t
B. can
Tenses › View
The voice ____ not _________ anymore.
A. could, be heard
B. could, hear
C. both are suitable answers
Mixed General Quiz › ViewVisitors to São Paulo ___ it interesting to go to Instituto Butant�, a world famous research center that produces antivenin vaccine.
a. may find
b. must find
c. ought find
d. are able to find
Past Tense › View
They _____ students at CMAA.
A. was
B. will
C. were
