1.选择题- (共7题)
阅读下面材料,在空白处填入适当的内容(1个单词)或括号内单词的正确形式。
Facebook CEO Zuckerberg just had a baby girl named Max, and to honor the occasion, he's giving away the majority of his wealth.In the letter {#blank#}1{#/blank#} (write) by Zuckerberg and his wife, Priscilla Chan, to {#blank#}2{#/blank#} (they) new baby girl, he announced the birth of his first child and the {#blank#}3{#/blank#} (create) of the Chan Zuckerberg Fund, {#blank#}4{#/blank#} will focus on curing disease, connecting people and {#blank#}5{#/blank#} (build) strong communities.
“For your generation to live in {#blank#}6{#/blank#} better world, there is so much more our generation can do,” Zuckerberg wrote.“Today your mother and I are committing to spend our lives doing our small part to help solve these challenges.” The couple {#blank#}7{#/blank#} (donate) nearly all of their Facebook stock to the cause.“We will give 99% of our Facebook shares - currently about $45 billion - to advance this {#blank#}8{#/blank#} (value) mission,” he wrote.“We know this is a small contribution compared {#blank#}9{#/blank#} all the resources and talents already working on these issues.But we want to do {#blank#}10{#/blank#} we can, working along with many others.
2.单选题- (共5题)


A.![]() | B.![]() | C.![]() | D.![]() |

A.g | B.![]() | C.0 | D.![]() |

A.W1=0,W2=0 | B.W1≠0,W2=0 |
C.W1=0,W2≠0 | D.W1≠0,W2≠0 |

A.重力对两物体做的功相同 |
B.重力的平均功率相同 |
C.到达底端时重力的瞬时功率PA=PB |
D.到达底端时两物体的速度相同 |
A.1:1 | B.9:7 | C.8:6 | D.16:9 |
3.多选题- (共2题)
A.加速、减速中的加速度大小之比为a1:a2等于2:1 |
B.加速、减速中的平均速度大小之比![]() ![]() |
C.加速、减速中的位移之比x1:x2等于2:1 |
D.加速、减速中的平均速度大小之比![]() ![]() |
4.解答题- (共1题)
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【1】题量占比
选择题:(7道)
单选题:(5道)
多选题:(2道)
解答题:(1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:0
5星难题:0
6星难题:7
7星难题:0
8星难题:1
9星难题:0