[ Modals ]
Which of the following sentences is grammatically correct?
A. You should to study harder
B. You should not to study harder
C. You should study harder
D. You should studying harder

Random Topics:
Linking WordsSynonymGrammar - ConnectorsAdjectives & PrepositionPreposition FormWish clauseMoods of GrammarPronouns and Subject Verb AgreementModal Auxiliary VerbsPast ModalsOther quiz:
Auxiliary Verbs (be, do, have) › ViewMy brother ________ in San Diego up until last year.
A. was lived
B. has lived
C. was living
Tenses Usage › View
By 2030, many countries _____ carbon neutrality goals.
A. achieve
B. will achieve
C. will have achieved
D. had achieved