广义的大篆包括（）A、甲骨文B、金文C、籀文D、小篆_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题多项选择题

广义的大篆包括（）

A、甲骨文

B、金文

C、籀文

D、小篆

答案

参考答案：A, B, C

解答题

在数列{a_n}中，a1=1，an+1•

=8
（Ⅰ）求a₂，a₃；
（Ⅱ）设b_n=log₂a_n，求证：{b_n-2}为等比数列；
（Ⅲ）求{a_n}的前n项积T_n．

填空题

根据句意，从方框内选择合适的单词填空。

in, never, after, for, since

1. We have _____ watched such an exciting football match before.
2. Lily's grandmother has been dead _____ a few years.
3. My sister is going to Canada _____ a few days.
4. _____ you have got everything ready, please let me know.
5. —How long have you been like this?
—_____ last night.