[ 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

Random Topics:
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:
Future Tenses › ViewWhen is Mary picking us up to take us to the airport?
A. 10 a.m.
B. 12 p.m.
C. 2 p.m.
D. 4 p.m.
Modals › View
Which sentence uses a modal verb to express a strong prediction?
A. It might snow tomorrow.
B. It could snow tomorrow.
C. It will snow tomorrow.
D. It should snow tomorrow.
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
