[ Modal Verbs ]
It _____ be a good idea to double-check your work before submitting it.
A. can
B. may
C. must
D. should

Random Topics:
ConnectorsPast simple regular verbsSubjunctivesVerbs + Gerund or InfinitiveGerund and InfinitiveGrammar and StructurePrepositions of Location, Movement and TimeModal Verb, Passive VoiceTenses and ConclusionsVocabulary Spelling GrammarOther quiz:
Grammar › ViewWhich sentence is written correctly?
A. She mother went to see her doctor.
B. The doctor gave she some medicine.
C. Me and Darby hope her feels better soon.
D. She did not come because Suzy’s mother is sick.
Infinitives and Gerunds › View
What did they enjoy ______ ?
A. to do
B. doing
Tenses › ViewUsually, my grandpa _________ to my parents; but right now, he __________to me .
A. is talking; talks
B. talks; is talking
C. are talking; talk
D. talks; was talking
Modals in The Past › View
My bicycle is broken now. I ___ ridden it down the stairs.
A. musn’t have
B. might have
C. shouldn’t have
D. can’t have
