[ Conjunction ]
___ a university professor returns from a sabbatical leave, he should be better qualified.
a. Until
b. When
c. Even though

Random Topics:
May, MightAdjectives & PrepositionPrepositions of Location, Movement and TimeCommon ErrorPast TensesPast Perfect SimplePresent, Past and Future TensePresent Perfect or Past SimpleGrammar, Literature, and VocabularyAdverb or AdjectiveOther quiz:
Grammar & Vocabulary › View. I’ve already __________ for the job.
A. applying
B. apply
C. applied
Grammar › View
The man _____ the office is the manager’s father.
A. is entering
B. he’s entering
C. enters
D. entering
Conditional Sentences › ViewIf I_____ you, I would tell the truth.
A. is
B. am
C. was
D. were
Prepositions › View
She’s never cared very much ______ her appearance.
A. about
B. for
C. with
D. of
