[ Relative Clauses ]
Do you know the reason _______we should learn English?
A. who
B. when
C. where
D. why

Random Topics:
Simple TensesDirect Object and Indirect ObjectSynonymsTOEICModal Auxiliaries and To Be VerbsPassive Voice, Question Tag, PrepositionsModals "Should"Present Perfect and Present Perfect ContinuousModals with Perfect InfinitivePast Tense & Past Continuous TenseOther quiz:
Demonstrative Pronoun › View……………… are my parents.
A. This
B. These
C. Those
D. That
Grammar › View
My brother won an award for being _____ best speller in our school.
A. a
B. the
C. an
D. all
Conditional Sentences › ViewI would have visited you before if there _____ quite a lot of people in your house.
A. hadn’t
B. hadn’t been
C. wouldn’t be
D. wasn’t
State Verbs and Action Verbs › View
This dress _________a lot! I don’t need it!
A. costs
B. cost
C. is costing
D. costing
