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【单选题】
可以使用哪个控件来显示标题等固定的提示信息？ （ ）
A.
列表框
B.
组合框
C.
标签
D.
文本框
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【单选题】乙酸异戊酯的制备实验中,不是乙酸过量的原因是( )。
A.
乙酸廉价易得
B.
后处理简单，乙酸可与碳酸氢钠生成水溶性无机盐而水洗除去。
C.
乙酸毒性低
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【单选题】在紫外光谱中,按照最大吸收波长由大到小的顺序排列下列化合物
A.
a>b>c>d
B.
d>a>b>c
C.
c>d>b>a
D.
d>c>b>a
查看完整题目与答案
【单选题】What had been the principal use of the antlers?
A.
To help in removing trees and bushes to cultivate the land.
B.
To obtain the material for useful tools.
C.
To prepare the fields for fanning.
D.
To make many artifacts useful in dally life.
查看完整题目与答案
【单选题】The bushes have ________ big trees.
A.
grow up
B.
grow into
C.
growing
D.
grow with
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【单选题】Most of the deserts ______ to be covered with bushes and trees. [     ]
A.
used
B.
were used
C.
use
D.
got used
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【单选题】Trees abd bushes ____________ the square, ____________ little birds to come and sing.
A.
surrounding; inviting
B.
surrounded; inviting
C.
surrounded; to invite
D.
surround; invited
查看完整题目与答案
【单选题】The island had______.
A.
a lot of vegetation but no trees, bushes or flowers
B.
rio vegetation(植物) or wildlife
C.
plentiful supplies
D.
a few birds and animals
查看完整题目与答案
【单选题】在紫外光谱中,按照最大吸收波长由大到小的顺序排列下列化合物
A.
a>b>c
B.
a>c>b
C.
c>b>a
D.
c>a>b
查看完整题目与答案
【单选题】Insects live in bushes and grass and trees, in fields and houses and in the ground. Some even live on other animals. Did you know that there are more insects in the world than any other kind of animal...
A.
in bushes
B.
in the ground
C.
on some animals
D.
all of the above
查看完整题目与答案
【单选题】Above the trees are the hills, ______magnificence the river faithfully reflects on the surface.
A.
where
B.
of whose
C.
whose
D.
which
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相关题目：
【单选题】乙酸异戊酯的制备实验中,不是乙酸过量的原因是( )。
A.
乙酸廉价易得
B.
后处理简单，乙酸可与碳酸氢钠生成水溶性无机盐而水洗除去。
C.
乙酸毒性低
查看完整题目与答案
【单选题】在紫外光谱中,按照最大吸收波长由大到小的顺序排列下列化合物
A.
a>b>c>d
B.
d>a>b>c
C.
c>d>b>a
D.
d>c>b>a
查看完整题目与答案
【单选题】What had been the principal use of the antlers?
A.
To help in removing trees and bushes to cultivate the land.
B.
To obtain the material for useful tools.
C.
To prepare the fields for fanning.
D.
To make many artifacts useful in dally life.
查看完整题目与答案
【单选题】The bushes have ________ big trees.
A.
grow up
B.
grow into
C.
growing
D.
grow with
查看完整题目与答案
【单选题】Most of the deserts ______ to be covered with bushes and trees. [     ]
A.
used
B.
were used
C.
use
D.
got used
查看完整题目与答案
【单选题】Trees abd bushes ____________ the square, ____________ little birds to come and sing.
A.
surrounding; inviting
B.
surrounded; inviting
C.
surrounded; to invite
D.
surround; invited
查看完整题目与答案
【单选题】The island had______.
A.
a lot of vegetation but no trees, bushes or flowers
B.
rio vegetation(植物) or wildlife
C.
plentiful supplies
D.
a few birds and animals
查看完整题目与答案
【单选题】在紫外光谱中,按照最大吸收波长由大到小的顺序排列下列化合物
A.
a>b>c
B.
a>c>b
C.
c>b>a
D.
c>a>b
查看完整题目与答案
【单选题】Insects live in bushes and grass and trees, in fields and houses and in the ground. Some even live on other animals. Did you know that there are more insects in the world than any other kind of animal...
A.
in bushes
B.
in the ground
C.
on some animals
D.
all of the above
查看完整题目与答案
【单选题】Above the trees are the hills, ______magnificence the river faithfully reflects on the surface.
A.
where
B.
of whose
C.
whose
D.
which
查看完整题目与答案