[ Tenses ]
Jack …..the door.
A-has just opened
B-open
C-will have opened
D-opening

Random Topics:
Gerunds in SentencesTOEFL Adjective and AdverbGrammar: SyntaxPronoun Antecedent AgreementModals Of SpeculationNouns, Articles, DeterminersPresent Tense vs Present ContinuousCompound and Complex, ConditionalsTo Infinitive or Bare InfinitiveModal Verb, Passive VoiceOther quiz:
Grammar › ViewI don’t mind _______ mom with the dishes.
A. help
B. to help
C. helping
Grammar › View
He didn’t pass the exam __________ studying hard.
A. because
B. despite
C. although
D. so that
Grammar › ViewI wish that I ___ more at school. I’d probably have a better job now.
A. studied
B. study
C. had studied
Conditional Type 1 › View
If you send this letter now, she… (receive) it tomorrow.
A. Receives
B. Will receive
C. Will receives
D. Will not receive
