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【单选题】
Everything comes with ________ price; there is no such ________ thing as a free lunch in the world. [ ]A.
a; a
B.
the; /
C.
the; a
D.
a; /
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举一反三
【单选题】--May I __ your English - Chinese dictionary? --Sorry, I have__ it at home.
A.
borrow; left
B.
borrow; forgotten
C.
lend; left
【单选题】─ Can I this book? ─ Yes, but you mustn't it to others. [ ]
A.
lend; borrow
B.
borrow; keep
C.
borrow; lend
D.
lend; keep
【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.
【单选题】— May I _____ your dictionary? — Sorry, I _____ it at home. [ ]
A.
borrow, forgot
B.
borrow, left
C.
lend, forgot
D.
lend, left
【单选题】波特认为有五种力量决定整个市场或其中任何一个细分市场的长期的内在吸引力，这五种力量不包括( )。
A.
同行业竞争者
B.
政策制定者
C.
潜在的新加入的竞争者
D.
替代产品
【单选题】－I want to borrow the book, but I don’t know how long it may ______. －For two weeks.
A.
keep
B.
be borrowed
C.
borrow
D.
be kept
【多选题】下列说法不正确的是
A.
交错级数是一种特殊的正项级数
B.
交错级数若满足：1.一般项的正项部分单调递减，当n增大时；2.一般项的正项部分趋于0，当n趋于无穷大时；则该交错级数收敛。
C.
绝对收敛 收敛
D.
收敛 条件收敛
E.
正项和负项任意出现的级数称为任意项级数。
F.
交错级数属于任意项级数
G.
正项级数属于任意项级数
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