[ Tenses ]
Listen! Somebody ______________ the door.
A. has knocked
B. knock
C. is knocking
D. knocked

Random Topics:
-ed or -ingRelative Pronouns with PrepositionsConditionals (0 - 1 - 2)Past and Present TensesGrammar - Present PerfectGerunds as Objects of PrepositionsGrammar-Present Continuous-Sentence MakingAdverbs of How Something is DoneGrammar - too & enoughTOEICOther quiz:
Verb-ing or to Verb › ViewHe regretted _____ his house at such a low price. It would have been worth more.
A. sold
B. selling
C. to sell
D. to have sold
Preposition › View
Can you write —– this pen.
A. by
B. in
C. with
D. on
Tenses › ViewColumbus ………………….. America more than 400 years ago.
A. discovered
B. has discovered
C. had discovered
D. was discovered
Grammar and Vocabulary › View
My boyfriend sent me an email yesterday. He ________.
A. sent to me it
B. sent it to me
C. it me sent
