[ Modals ]
__________ you turn off the tap while brushing your teeth to conserve water?
A. must
B. may
C. should
D. can

Random Topics:
Present PerfectGrammar - may & might-ed or -ingModal VerbPositive and Negative ConnotationsPassive Voice in Past Simple TensePassive and Active VoiceThere is, There are, Some, AnyCollective NounsParticiple Clauses & Cleft SentencesOther quiz:
Grammar & Vocabulary › ViewCould you disconnect your laptop … the Internet when you have finished checking your emails?
A. to
B. with
C. from
D. out
Tenses › View
Where had you________ (go) before you got home?
A. go
B. gone
C. went
D. had gone
Grammar › ViewMany people are more focused on improving their own lifestyles _____ on saving the planet.
A. then
B. tan
C. than
D. think
Noun Phrase › View
Find the noun phrase in the sentence: “The protection of wildlife is crucial.”
A. The protection
B. Of wildlife
C. Protection of wildlife
D. Wildlife is
