[ Grammar ]
… to the National Museum before we went last month?
A. Have you been
B. Had you been
C. Had you be
D. Hadn’t you been
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Vocabulary & Grammar › ViewMany ethnic groups find it difficult to ________ their own language or preserve their culture.
A. change
B. integrate
C. maintain
D. learn
Grammar and Vocabulary › View
The goose _______________ across the grass.
A. leaped
B. climbed
C. paraded
D. waddled
Grammar › ViewShe hardly ____________ studies ; therefore, it is impossible for her to pass the exam.
A. never
B. ever
C. not
D. rarely
Grammar › View
The blue whale is __________ an elephant.
A. heavyer than
B. heavier than
C. the heaviest