[ Preposition ]
He worked ___________ hours to complete the project on time.
A. at
B. in
C. with
D. for

Random Topics:
Prepositions of MovementGrammar & VocabularyTime Clauses of FuturePresent Perfect and Past TensesVocabulary and IdiomsGrammar - to be, possessive, have gotGrammar - could / could notIf/Unless - Conditional type 1Degrees of AdjectivesAdjectives and comparisonsOther quiz:
Conjunction › ViewYou shouldn’t go out … it’s raining heavily
A. For
B. Already
C. Because
D. But
Grammar › View
______ the participants have a good time?
A. Do
B. Does
C. Did
D. Is
Glory is often associated with:
A. Shame
B. Defeat
C. Dishonor
D. Honor
Vocabulary › View
What are hard skills?
A. Attitudes or personality traits
B. Concrete, measurable abilities specific to a job
C. The amount of money an employee is paid
D. Document providing an overview of skills
