[ Grammar ]
. The year —-the Berlin Wall fell marked a significant turning point in world history. The topic is still studied in schools.
A. at which
B. when
C. whose
D. which
E. who

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Grammar › ViewNo sooner …… the officer than her boss called her on her mobile phone.
A. had she left
B. she left
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Can you give me some money for groceries?
a. dip
b. dice
c. dough
