[ Modals ]
He ___ drink coffee at night. It keeps him awake.
A. mustn’t
B. must
C. shouldn’t
D. should

Random Topics:
Grammar : Must (Necessity)Verb PatternsPronoun & Present SimpleFuture Perfect ContinuousConditionals 1,2,3Article the or zero article (-)Quantifiers / Prepositions of Time and Comparative AdjectivesCountable & Uncountable NounsBasic TensesPresent Simple x Present ContinuousOther quiz:
Grammar › ViewI ………….my paper for the conference since two days ago.
A. am not submitting
B. haven’t submitted
C. didn’t submit
D. don’t submit
Past Tense › View
I was ———breakfast
A. have
B. had
C. having
D. has
Tenses › ViewWhat tense is this sentence?
He climbed the steep mountain trail and reached the summit before sunset.
A. past
B. present
C. future
Prepotitions › View
The old man is walking _____ a stick.
A. in
B. with
C. of
D. by
