[ Prepositions ]
Wait here ___ I come back.
a. until
b. since
c. for

Random Topics:
Verbs, Tenses, and VocabularyFuture Tense - will and going toSimple Present and Present ContinuousArticles & PrepositionInfinitives and ING FormsAdjective + to + VerbAdjectives and VocabularyGrammar MistakesAdjectives, ING - EDCan vs CouldOther quiz:
Vocabulary › ViewNo one knows how humans acquired the concept of cooking food, but their first experience of cooking was probably fortuitous: very likely, some meat fell into a fire by accident. What does fortuitous mean?
A. Harmful
B. Planned
C. Lucky
D. Expensive
Grammar › View
she / work here for five years
A. she has been working for five years
B. she have been working for five years
C. she has worked for five years
D. we has worked for five years
Articles › ViewHe works eight hours ……day
A. The
B. One
C. A
D. An
Modal Verbs › View
-Why don’t we go swimming?
-Or we just _____ stay on the beach and sunbathe well.
A. need to
B. should
C. could