[ Grammar ]
As I ____________________________ for the bus, a stranger approached me.
A. am waiting
B. was waiting
C. will wait
D. wait

Random Topics:
Transitive or Intransitive VerbsPresent simple & ContinuousPronouns, Verb, ConjunctionGerunds as Objects of PrepositionsHave vs. HasPresent Continuous TenseDirect-Indirect SpeechModal, Causative Verb & Elliptical StructureFirst Conditional, Future Time ClausesAcademic VocabularyOther quiz:
Present Simple and Present Continuous › ViewWhat’s the structure of present continuous (wh- question)?
A. Question word + verb to be + subject + v.ing?
B. Question word + do/does + subject + v.1?
C. Question word + verb to be + noun/pronoun?
D. Question word + verb to be + v.1?
Grammar › View
Which verb best completes the sentence?
Kelsey _________ during the concert.
A. sing
B. sang
Grammar › ViewLaila had an exam ________________ she didn’t go out to play.
A. and
B. but
C. so
D. because
Mixed General Quiz › View
William Penn was required ___ two bear skins every year to King Charles II for the land of Pennsylvania.
a. paid
b. paying
c. to pay
