[ Past Perfect Tense ]
By the time the teacher ___________, the students _________ the classroom. (arrive, already leave)
A. had arrived / had already left.
B. arrived / had already left.
C. had arrived / already left.

Random Topics:
Too or EnoughGerunds + To InfinitiveMiscellaneous Grammar UsagesGerunds, Infinitives and Modals of PossibilityConditional 0Conditional Sentence Type 1Gerund & InfinitivesAdverb ClausesTransitive or Intransitive VerbsWH Questions and Simple Past TenseOther quiz:
Future Tenses › ViewWhat ________________ you ___________________ do this summer?
A. are / going to
B. will / to
C. going / to
D. will / –
Conjunctions › View
Complete the sentence with the correct conjunction.
Some of my friends meet up to study after school ……………….. I usually go home.
A. and
B. so
C. but
D. or
Vocabulary › ViewAny of the problems that a character faces (encounters) in a story
A. Conflict
B. Claim
C. Compare
D. Cause
Grammar › View
Was ________ grammar book expensive?
A. your
B. yours
C. your´s
D. you
