皮皮学，免费搜题
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【单选题】
进行群体免疫,在SIR传染病模型中起到的作用为
A.
提高病人的初始值
B.
提高健康人的初始值
C.
提高移出者的初始值
D.
提高系统稳定性
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
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皮皮学刷刷变学霸
举一反三
【判断题】dark grey is a good color to bu used in a small or darker room
A.
正确
B.
错误
查看完整题目与答案
【单选题】Have you _____ your things, Bob? The train is leaving at 2:30 this afternoon, so we don’t have too much time.
A.
added up
B.
hidden away
C.
set down
D.
packed up
查看完整题目与答案
【单选题】According to the conversation what is the cost for each person in such a luxury room for three days?
A.
￡200.
B.
￡250.
C.
about ￡ 300.
D.
￡ 600.
查看完整题目与答案
【单选题】如图所示，熔体1冷却析晶的析晶结束点是？【图片】
A.
E
B.
P
C.
-
D.
-
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【单选题】如图所示，熔体1冷却析晶的析晶结束点是？【图片】【图片】
A.
P
B.
E
C.
H
D.
R
E.
V
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【单选题】Each team member received a bonus for completing the project______of schedule and under budget.
A.
ahead
B.
above
C.
around
D.
against
查看完整题目与答案
【简答题】如下相图所示，熔体1冷却析晶的析晶结束点是 。【图片】
查看完整题目与答案
【单选题】This book is different _____ what we have bought.
A.
like
B.
from
C.
to
D.
with
查看完整题目与答案
【单选题】钢筋混凝土梁,该梁下方材料受拉还是受压?
A.
受拉
B.
受压
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【单选题】—I’d like to book a single room in your hotel. —OK. They’re US$100 each, but a room with a sea view will cost _____ $10.
A.
the other
B.
another
C.
other
D.
others
查看完整题目与答案
相关题目：
【判断题】dark grey is a good color to bu used in a small or darker room
A.
正确
B.
错误
查看完整题目与答案
【单选题】Have you _____ your things, Bob? The train is leaving at 2:30 this afternoon, so we don’t have too much time.
A.
added up
B.
hidden away
C.
set down
D.
packed up
查看完整题目与答案
【单选题】According to the conversation what is the cost for each person in such a luxury room for three days?
A.
￡200.
B.
￡250.
C.
about ￡ 300.
D.
￡ 600.
查看完整题目与答案
【单选题】如图所示，熔体1冷却析晶的析晶结束点是？【图片】
A.
E
B.
P
C.
-
D.
-
查看完整题目与答案
【单选题】如图所示，熔体1冷却析晶的析晶结束点是？【图片】【图片】
A.
P
B.
E
C.
H
D.
R
E.
V
查看完整题目与答案
【单选题】Each team member received a bonus for completing the project______of schedule and under budget.
A.
ahead
B.
above
C.
around
D.
against
查看完整题目与答案
【简答题】如下相图所示，熔体1冷却析晶的析晶结束点是 。【图片】
查看完整题目与答案
【单选题】This book is different _____ what we have bought.
A.
like
B.
from
C.
to
D.
with
查看完整题目与答案
【单选题】钢筋混凝土梁,该梁下方材料受拉还是受压?
A.
受拉
B.
受压
查看完整题目与答案
【单选题】—I’d like to book a single room in your hotel. —OK. They’re US$100 each, but a room with a sea view will cost _____ $10.
A.
the other
B.
another
C.
other
D.
others
查看完整题目与答案