You are allowed to leave………….. you have finished your work.
A. on
B. in
C. after
D. before

Random Topics:
Tenses and PronounsPast ModalsPast and Present Continuous tenseVerb & GrammarBare Infinitive and To InfinitiveTenses and QuestionsGrammar-Present Continuous-Sentence MakingGrammar SuffixesAdverbs, Modals, Preposition of timeAdverb of TimeOther quiz:
Simple Past & Past Progressive › View“You need to stay calm now. The plane is just hitting some turbulence.”
What is “turbulence” in this sentence?
A. violent and uneven movement within a particular area of air
B. the hard, solid substance found in the ground that is often used for building
C. a substance in a form like air that is neither solid nor liquid
D. the mixture of gases that surrounds the earth and that we breathe
Unreal Uses of Past Tenses › View
What a lovely view! I wish __________ my camera.
A. I brought
B. I’d brought
C. I’ve brought
Tenses › ViewHe ___ the key under the table last night.
A. found
B. is finding
C. has found
Modal Verbs and Contrastive Conjunctions › View
Choose the sentence with the correct use of a contrastive conjunction.
A. We must leave early for the concert, or we could miss the opening act.
B. He might go to the gym now, yet he might also choose to go later in the day.
C. They should finish their homework first, and they could play video games afterward.
D. She must finish her chores before going out, but she might still be late.
