Choose the alternative in which “while” is being used to express a contrast.
a. While the machines are working, let’s have some coffee.
b. I usually take a shower while my mom is preparing breakfast.
c. My dad is a dreamer, while my mom is too realistic.

Random Topics:
Unscramble SentencePunctuationsComparison DegreeModals Posibility and ProbabilityArticle & PrepositionPresent, Past and Future TenseModals and Comparative SuperlativeGerund or InfinitiveVerb Tenses and Past ParticiplesGrammar - too & enoughOther quiz:
Grammar › ViewI ___________________________________ (eat) so much chocolate! I feel sick! (past negative advice / regret)
A. mustn´t have eaten
B. shouldn´t have eaten
C. shouldn´t have ate
D. couldn´t have ate
Present Simple Tense › View
She ……………… (study) Science at university.
A. study
B. studies
C. studys
D. studied
Vocabulary › Viewgenre means
A. a specific type of music, film, or writing
B. a secret method of writing
C. a final peremptory demand
D. a formal expression of praise
Grammar › View
The USA first ………… color TV in 1953.
A. had
B. has
C. have
D. having
