[ Grammar ]
She’s a biologist, ?
A. doesn’t she
B. hasn’t she
C. didn’t she
D. isn’t she

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Past Perfect vs Past SimpleGrammar: MorphologyLet & Be allowed toIdiomsVocabulary : Coming & GoingToo or EnoughPhrasesWill and Going toGrammar - help/have/let/makeVerbs � Nouns � Adjectives - AdverbsOther quiz:
Vocabulary › ViewWhat does “cunning” mean?
A. Clever in a trickster way
B. Loud and noisy
Tenses › View
Jane________law at Harvard for four years now.
A. is studying
B. has been studying
C. studies
D. studied