Terry is very busy this morning. She’s building something, but her mom and dad _______ know what it is.
A. dont
B. don’t
C. doesn’t
D. didn’t

Random Topics:
FrequencyQuestion TagsApologizingPast Simple & Past PerfectSentence Types and ConjunctionsFuture Time and TensesGrammar - Sentence StructurePhrase vs ClauseClauses of ReasonTransitional WordsOther quiz:
Simple Past Tense › ViewShe / buy / them / at the new shop.
A. She bought them at the new shop.
B. She buyed them at the new shop.
C. She buy them at the new shop.
Conjunctions › View
——— a middle income country by the world’s standard, the PRC’s rapid growth managed to pull hundreds of millions of its people out of poverty since 1978.
A. In addition to
B. In opposition to
C. Dependent on
D. Although
E. Because
Modal Verbs › Viewwe___________________be at the ticket office by 9 o’clock or there won’t be any left to buy.
A. can
B. must
C. have
Grammar and Vocabulary › View
I _______________ some meal preparation yesterday when I saw that Spanish friend of yours.
A. was doing
B. have done
C. did
