[ Perfect Tense ]
Nana ____ the difficult question before the teacher said the correct answer.
A. answers
B. have answered
C. had answered
D. answered

Random Topics:
Perfect TenseAdjective ClausesModal, Causative Verb & Elliptical StructureConjunctions and PrepositionsSimple and Past TensesArticles and PronounsPast ContinuousGiving and Asking for AbilitySentence Structure and Grammar RulesPresent Simple or Present ContinuousOther quiz:
Grammar › View____ books is one of my favorite hobbies.
A. Read
B. Reading
C. Reads
D. Readed
Tenses › View
Where …………. they go last summer?
A. do
B. will
C. did
D. are
Grammar › ViewAntarctic pearlwort, a low-growing shrub with characteristic yellow flowers, is one of only two native flowering plants which ______ in Antarctica.
Which choice completes the text so that it conforms to the conventions of Standard English?
A. were occurring
B. occur
C. are occurring
D. will have occurred
Conjunction › View
My mom works at a school, __ she takes me with her in the mornings.
A. yet
B. but
C. so
D. and