She can’t come home now because she…for tomorrow’s test.
A. studies
B. is studying
C. has studied
D. has been studying

Random Topics:
Phrasal VerbsRelative PronounsAction, Helping & Linking VerbsBasic GrammarComparatives, Superlatives, and ModalsModal AuxiliariesSubordinating Conjunctions and ClausesCompound Nouns and Compound Adjectives QuestionsPossessive Pronouns and QuantifiersGrammar: AgreementOther quiz:
Grammar › ViewThis bread I bought yesterday is already moldy. I want to talk to the ___, please
A. store’s manager
B. store manager
C. manager of stores
Definite and Indefinite Articles › View
Hurry up! You’re going to be late for ___ school.
A. a
B. the
C. —
Grammar › ViewLook and choose the correct answer.
A. They can climb a tree.
B. They can run in the park.
C. They can swim so fast.
Tenses › View
How should the sentence “The Olympic Games started” be changed to report news?
A. “The Olympic Games starts.” (Incorrect)
B. “The Olympic Games have started.” (Present Perfect)
C. “The Olympic Games started just now.” (Past Simple)
D. “The Olympic Games are starting.” (Present Continuous)
