[ Grammar ]
My father says we must reduce waste ________ we always sort our rubbish before throwing it away.
A. because
B. so
C. but

Random Topics:
Present Tense vs Present ContinuousCoordinating ConjunctionAdjective / Noun + to InfinitivePerfect TenseEssential and Nonessential ClausesPreposition and AdjectivePersonificationPast Simple VS Used toVerb TensesPassive Voice of TensesOther quiz:
Present Tenses › ViewShe has been taking computer lessons ……………….. last year.
A. yet
B. since
C. already
D. for
V-ing/to-V › View
Andy tells the little girl _____ his toys.
A. take care of
B. taking care of
C. to take care of
D. took care of
Preposition of Time › ViewWe have class __________eleven o’clock.
A. on
B. by
C. at
a, an, the, Zero Article › View
Sarah went to —- theatre with some friends to see Shakespeare’s ‘Hamlet’.
A. —
B. A
C. An
D. The