[ Grammar & Vocabulary ]
You should always ______ the lights when leaving a room to save electricity.
A. turn off
B. switch up
C. shut down
D. stop

Random Topics:
Comparative Adjectives and AdverbsTransitive and Intransitive VerbInfinitive and GerundsReported Speech and SubjunctiveAdjectives and comparisonsConjunctions and PrepositionsConditional Sentences Type 0, 1 and 2Too or EnoughModals and Modal PerfectsAsking for and Giving OpinionOther quiz:
Grammar › ViewYesterday I _______________ to the library.
A. was going
B. went
C. going
Grammar › View
Karen _______ plays badminton every weekend.
A. ever
B. never
C. usually
D. sometime
