[ Grammar ]
I … very confident with this works.
A. is
B. am
C. are
D. was

Random Topics:
Past ParticipleParallelism and Subject Verb AgreementTime ClauseConjunctions and PrepositionPresent ContinousArticles - rulesProgressive TenseSuperlative & Comparative AdverbsModal Verbs & Reflexive PronounsStative Verbs and TensesOther quiz:
Conjunction › ViewTom has a computer, _____ he doesn’t use it.
A. or
B. and
C. because
D. but
Modals › View
She ______ train harder if she wants to break the record.
A. should
B. might
C. can
Grammar › ViewHe ___ it on purpose.
a. denied having done
b. denied have done
c. denied done
Grammar › View
If you ____ hurry, you will miss the bus.
A. won’t
B. don’t
C. aren’t
D. weren’t