[ Grammar (was, were, could, could not) ]
We_________open the door: it was locked from the inside!
A. could
B. couldn’t

Random Topics:
Participle - ing/ edPresent Simple, Present Continuous or Present PerfectGrammar: MorphologyTenses and FoodPassive Voice in Past Simple Tense1st ConditionalDeterminersAsking & Giving OpinionPassive SentencesTenses of VerbsOther quiz:
Future Continuous Tense › ViewAt this time next month, you and your family will be ___________________________ yourselves at the beach.
A. enjoyed
B. enjoys
C. enjoy
D. enjoying
Conjunctions › View
I have math homework ____ English homework.
A. and
B. or
C. but
Grammar › ViewThey _________ a kitten at home.
A. has
B. have
Tenses › View
Michael ___________ an accident while he ____________to school this morning
A. saw/ was walking
B. saw/ walked
C. was seeing/ was walking
D. was seeing/ walked
