[ Adverbial Clause / If / Comparatives ]
I haven’t seen Tom _____ he gave me this book.
A. since
B. for
C. until
D. Before

Random Topics:
Have vs. HasArticleQuestion tag and + - AgreementIndirect SpeechPrepositions of Place & TimePast Perfect and Past Perfect ContinuousIn/On/At + TimeVerbs: Will & Going toVerb Tenses and Past ParticiplesPresent/Past/Past ParticpleOther quiz:
Grammar › ViewHe _______ in this company for ten years by the end of this month.
A. is working
B. has worked
C. will have worked
D. works
Gerund vs Infinitive › View
Please don’t forget ______ (pay) the bill.
A. paying
B. to pay
C. pay
Some vs. Any › ViewThere must be _____ who wants to dance with me. Everyone is just talking.
a.someone
b.anyone
c. no one
Grammar › View
music
A. countable
B. uncountable
