[ Past Tense ]
I ______on the bus when I ____my boss
A. sitting/ saw
B. was sitting/ saw
C. sat/ saw
D. sat/ was seeing

Random Topics:
Pronouns and Subject Verb AgreementLinking WordsModal ProbabilityTypes of Simple SentencesGerundVerb Tenses (Progressive, Perfect)SimilesEnglish Morphosyntaxwould should couldDemonstrative PronounOther quiz:
Grammar › ViewBirds are not the best of creations like man,
A. are they?
B. aren’t they?
C. do they?
D. none
Modals › View
I ____ speak Chinese by the time I finish my course.
A. will be able to
B. am be able to
C. was be able to
D. be able to
Grammar › ViewThe wind _________ so fast an hour ago.
A. blow
B. blew
C. blowing
D. will blow
Grammar and Punctuation › View
Identify the word class of the word ‘quickly’.
A. adjective
B. verb
C. noun
D. adverb
