1.单选题- (共13题)
A.这个多项式是五次四项式 |
B.四次项的系数是7 |
C.常数项是1 |
D.按y降幂排列为﹣7xy3﹣2x3y2+0.3x2y+1 |

A.4m厘米 | B.4n厘米 | C.2(m+n)厘米 | D.4(m-n)厘米 |
A.a2+(﹣2a+b+c) | B.a2+(﹣2a﹣b﹣c) |
C.a2+(﹣2a)+b+c | D.a2﹣(﹣2a﹣b﹣c) |
A.-1,1 | B.1,3 |
C.3,1 | D.1,l |

A.4mcm | B.4ncm | C.2(m+n)cm | D.4(m−n)cm |
2.选择题- (共2题)
用所给词的适当形式填空
①I{#blank#}1{#/blank#} (have/has)told him the news.
②She{#blank#}2{#/blank#} (have/has)come back from school.
③Did you{#blank#}3{#/blank#} (won/win)the first prize yesterday?
④There is a farmer{#blank#}4{#/blank#} (called/calling)Tom.
⑤It doesn’t need{#blank#}5{#/blank#} (to be/being)true.
⑥Her job is{#blank#}6{#/blank#} (to clean/cleaned)the streets.
⑦I{#blank#}7{#/blank#} (beat/won)him in the tennis game yesterday.
⑧ Has he{#blank#}8{#/blank#} (visited/visiting)the Great Wall?
⑨I can’t afford{#blank#}9{#/blank#} (buying/to buy)the building.
⑩ Class begins. Stop{#blank#}10{#/blank#} (talking/to talk).
用所给词的适当形式填空
①I{#blank#}1{#/blank#} (have/has)told him the news.
②She{#blank#}2{#/blank#} (have/has)come back from school.
③Did you{#blank#}3{#/blank#} (won/win)the first prize yesterday?
④There is a farmer{#blank#}4{#/blank#} (called/calling)Tom.
⑤It doesn’t need{#blank#}5{#/blank#} (to be/being)true.
⑥Her job is{#blank#}6{#/blank#} (to clean/cleaned)the streets.
⑦I{#blank#}7{#/blank#} (beat/won)him in the tennis game yesterday.
⑧ Has he{#blank#}8{#/blank#} (visited/visiting)the Great Wall?
⑨I can’t afford{#blank#}9{#/blank#} (buying/to buy)the building.
⑩ Class begins. Stop{#blank#}10{#/blank#} (talking/to talk).
3.填空题- (共6题)
若字母


4.解答题- (共9题)
(1)指出该多项式的项;
(2)该多项式的次数是______,三次项的系数是______.
(3)按y的降幂排列为:______.
(4)若|x+1|+|y-2|=0,试求该多项式的值.
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【1】题量占比
单选题:(13道)
选择题:(2道)
填空题:(6道)
解答题:(9道)
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【2】:难度分析
1星难题:0
2星难题:0
3星难题:0
4星难题:1
5星难题:0
6星难题:15
7星难题:0
8星难题:8
9星难题:4