[ 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 › ViewAntonym of ”combination” ?
A. function
B. conjunction
C. separation
D. introduction
Grammar › View
Fill in the blank with the best subject pronoun.
Martha is an excellent student.
______ is an excellent student.
A. Her
B. She
C. He
D. Them
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
