This is a dangerous tour. Children……………… be accompanied by an adult.
A. shouldn’t
B. should
C. mustn’t
D. must

Random Topics:
GerundPast Perfect & Past SimplePronoun-Verb AgreementVocab CheckingSubjunctivesHomophone & HomonymConditionals and Modal VerbsModal Verbs of ObligationVerbs: Action, Linking, and HelpingBasic TensesOther quiz:
Do not- Does not › ViewJair and Robert want to visit Ica
A. Jair and Robert doesn’t want to visit Ica
B. Jair and Robert Ica don’t visit
C. Jair and Robert don’t want to visit Ica
D. Jair and Rober visit Ica
Conjunction › View
Select the sentence that correctly uses ‘but’ to combine these sentences: “It was raining. We decided to go for a hike.”
A. It was raining, we decided to go for a hike.
B. It was raining but we decided to go for a hike.
C. It was raining, but we decided to go for a hike.
D. It was raining. But we decided to go for a hike.
Grammar › ViewAfter the horrible crash, rescue teams from all over the country are now looking for ______ was on the plane.
A. no matter who
B. whoever
C. whomever
D. those who
Tenses › View
I ______(not/like) fish.
A. not like
B. doesn’t like
C. don’t like