. You look tired. You ______ go to bed.
A. must
B. mustn’t
C. should
D. shouldn’t

Random Topics:
Tenses and Sentence CompletionPast Tense and Past ContinuousZero ConditionalComparisionDependent ClausesGrammar - to beActive and Passive Gerunds and InfinitivesZero and First ConditionalsConjunctionsQuantifiers & Modal VerbsOther quiz:
Modal Verbs › ViewSorry I’m late teacher. … I come in?
A. may
B. can
C. must
Perfect Verb Tenses › View
Imagine Emma and Rohan are busy scientists in a lab. Convert their exciting moment into the past perfect tense: “Emma and Rohan check data after they arrive at the laboratory.”
A. Emma and Rohan checked data after they arrive at the laboratory.
B. Emma and Rohan have checked data after they arrive at the laboratory.
C. Emma and Rohan had checked data after they arrived at the laboratory.
D. Emma and Rohan will have checked data after they arrive at the laboratory.
Adverbial Clause › ViewI waited for you _____ you didn’t show up.
A. but
B. when
C. because
D. although
Tenses › View
Julia was a young student when his father _____ in an accident.
A. died
B. was dying
C. had died
D. dies