[ Grammar ]
Dad _________________ go and see a doctor. His cough is getting worse all the time.
A. could
B. should
C. couldn’t
D. shouldn’t

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Articles - rulesPast Perfect and Past Perfect Continuous TenseObject PronounsTenses and VoiceGrammar: Have toQuestion tag and + - AgreementRelative Clauses & Real ConditionalsConjunctions and PronounsZero and First ConditionalsRelative Clauses beginning with PrepositionsOther quiz:
Prepositions › ViewJohn’s in trouble because he tried to cheat _______ the Maths test and the teacher caught him.
A. in
B. on
C. for
D. with
Vocabulary › View
determined, committed to a belief or plan, impossible to persuade
A. stern
B. resolute
C. devoted
D. enthralled
Tenses › ViewThe engine…. smoothly when it suddenly stopped.
A. Runs
B. Running
C. Has run
D. Was running
E. Is running
Grammar › View
Select the correct word to fill in the blank.
The principal _____ not like the pupils to be late for school.
A. do
B. does