While we _____ (wait) for the bus, it _____ (start) to rain.
A. were waiting; started
B. waited; started
C. were waiting; was starting

Random Topics:
Passive and Active SentencesSecond and Third ConditionalPrepositions & Prepositional PhrasesPreposition of DirectionParticiple Clauses & Cleft SentencesGrammar - Present Perfect with for and sinceArticle and Order of AdjctiveTag QuestionWill vs Verb InfinitivesFirst Conditional SentenceOther quiz:
Modals and Vocabulary › ViewJohn loves sports. _______ he plays basketball every weekend.
A. therefore
B. for example
C. similarly
D. because
Vocabulary › View
The theory that pieces of Earth’s lithosphere are in constant motion, driven by convection currents in the mantle.
A. convergent boundaries
B. Pangea
C. plate tectonics
D. convection currents
Vocabulary › ViewAfter being harassed for over a year, the judge finally granted her a restraining order.
Harassed means:
A. A hostile situation was created
B. An unpleasant situation was created
C. Provided unwanted attention
D. All the above
Vocabulary and Grammar › View
They are building a new apartment complex at the construction __________.
A. metro
B. tram
C. underground
D. site
