[ Conditional Clause ]
Should he telephone, _____ me a message.
A. left
B. leave
C. have left
D. have been left

Random Topics:
Main Idea and Sentence StructureNoun ClausePassive SentencesPast Tense and NeutralGerunds & Infinitives + VocabularyPast Simple VerbsNoun PhrasesVerb & GrammarGrammar - Present PerfectRelative Clauses & Real ConditionalsOther quiz:
Vocabulary › ViewYou must do this when you’re walking.
A. Cross at the zebra crossing
B. Stick your head out of the window
C. Keep both hands on the handlebars.
D. Fasten your seatbelt.
Present Continuous › View
___ your homework right now?
A. Are you doing
B. Are doing you
C. Is she doing
D. Are they doing
Grammar › ViewI called my doctor’s office, but I got the voicemail. They ________ be closed for lunch.
A. must not
B. won’t be able to
C. will be able to
D. must
Grammar › View
My….. Colour is blue
A. Favorite
B. Favourite