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【判断题】
工人操作地点和周围必须清洁整齐,做到活完脚下清,工完场地清( )
A.
正确
B.
错误
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【单选题】“Which of these two ties will you take?” “I’ll take to give me a change sometimes.”
A.
either
B.
both
C.
neither
D.
all
【单选题】已知等比数列 的公比为q,记 ,则以下结论一定正确的是(   )
A.
数列 为等差数列,公差为
B.
数列 为等比数列,公比为
C.
数列 为等比数列,公比为
D.
数列 为等比数列,公比为
【单选题】Which of these two dresses do you prefer
A.
穿上
B.
C.
更喜欢
【单选题】—Which of these two sports sweaters will you take? —I’ll take . I will choose another one.
A.
both
B.
either
C.
none
D.
neither
【单选题】—Which of these two sports sweaters will you take? —I’ll take . They look nearly the same, and I just need one.
A.
both
B.
either
C.
none
D.
neither
【简答题】已知等比数列 的各项均为正数,且 成等差数列, 成等比数列. (1)求数列 的通项公式; (2)已知 ,记 , ,求证:
【简答题】已知等比数列 的前n项和为 , , ,则此等比数列的公比q=
【单选题】—Which of these two sweaters will you take? —I'll take . They look nearly the same, and I just need one. [     ]
A.
both
B.
either
C.
none
D.
all
【单选题】《夜游宫·叶下斜阳照水》中“桥上 ____ 风 ____ 眸子”一句,化用了唐人 ____ ____ 的《金铜仙人辞汉歌》中名句。
A.
清,吹 ,韩愈
B.
酸,吹,孟郊
C.
秋,穿,卢仝
D.
酸,射,李贺
【单选题】– Which of these two English books will you borrow? – I’ll borrow of them. Because they are very interesting.
A.
either
B.
all
C.
neither
D.
both
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