单项选择题

Government reports, examination compositions, legal documents and most business letters are the main situations（）formal language is used.

A. in which
B. at what
C. on which
D. in that

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单项选择题
We hadn’t met for 20 years, but I recognized her （） I saw her.

A. the moment
B. for the moment
C. the moment when
D. at the moment when
单项选择题
Fifty years ago, wealthy people liked hunting wild animals for fun（）sightseeing.

A. rather than to go
B. more than going
C. other than going
D. than to go
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