[ Modals ]
“Anton left an hour ago.”
“Then he … by now.”
A. must arrive
B. could arrive
C. can arrive
D. should have arrived
E. ought to

Random Topics:
Adverbs by TypeVerb FormSynonyms and VocabularyAuxiliaries VerbDefinite and Indefinite ArticlesAsking and Giving SuggestionSimple Past - Irregular VerbsModals "Should"Tenses, Tag Questions, Phrasal VerbsPast Tense and Past ContinuousOther quiz:
Present Perfect Tense › View”Is this the first time you’ve driven a car?’’
”Yes, … a car before’’
A. I have driven
B. I have never driven
C. I had never driven
D. I has never driven
Linking Verb › View
These watermelons were ……… sweet.
A. exceptionally
B. excepting
C. exception
D. exceptional