You won’t pass the test _____ you study.
A. When
B. If
C. Unless
D. Or

Random Topics:
Simple Tenses in EnglishVerb BEPresent Perfect ContinuousGrammar - either...or, neither...norSimple PresentTOEIC Grammar and Vocabulary ReviewQuantifiersAdjective & AdverbTo Infinitive or Bare InfinitiveArticles and DemonstrativesOther quiz:
Grammar - Sentence Structure › Viewwhat is the SUBJECT of “Because of my sister, I have to stay home”
A. sister
B. my
C. I
D. home
Vocabulary › View
What does it mean to be ‘voracious’?
A. A period of a thousand years
B. Done or shown openly; not secret or hidden
C. Having a very eager approach to an activity
D. Not quite right; inappropriate or out of place
Tenses › View. The sun sets in the west.
A. This is a statement of a natural phenomenon.
B. This is a myth about the sun.
C. This is a scientific theory.
D. This is a cultural belief.
Verb Tenses › View
Carbon dioxide may be absorbed by trees or water bodies, or it may stay in the atmosphere when_________________, while it is only in the atmosphere that chlorofluorocarbons find their home.
A. by releasing emissions from cars
B. cars that release emissions
C. released from car emissions
D. emissions are released from car
