皮皮学，免费搜题
登录
搜题
【判断题】
一种酶有几种底物就有几种Km值
A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【多选题】以下关于主题词表的说法正确的有
A.
对主题词进行规范
B.
对词汇的检索含义做出解释
C.
为使用主题词检索资料提供帮助
D.
定期更新
查看完整题目与答案
【单选题】The moon turns round the earth ， just _____ the earth circles round the sun .
A.
therefore
B.
as
C.
thus
D.
so
查看完整题目与答案
【单选题】Our teacher told us that the moon _________ round the earth.
A.
went
B.
turned
C.
go
D.
turns
查看完整题目与答案
【简答题】A．The water turns gray. B．It grows again. C．Life on earth improves. D．Life on earth dies.
查看完整题目与答案
【单选题】What a lovely toy race car! Could you please tell me ( ) ?
A.
why did you get it
B.
when will you get it
C.
where you got it
D.
how will you get it
查看完整题目与答案
【简答题】11. My neighbor has a 1965 Ford Mustang, ____ is a classic American car.
查看完整题目与答案
【单选题】It is the theory ____the earth turns around the sun____ changes the world. [     ]
A.
that; what
B.
what; that
C.
that; which
D.
that; that
查看完整题目与答案
【简答题】A．The water turns gray. B．It grows again. C．Life on earth improves. D．Life on earth dies.
查看完整题目与答案
【单选题】A．The water turns gray.B．It grows again.C．Life on earth improves.
A.
The water turns gray.
B.
It grows again.
C.
Life on earth improves.
D.
Life on earth dies.
查看完整题目与答案
【简答题】11. Paolo usually washes his car on weekends, but last weekend he ____ it.
查看完整题目与答案
相关题目：
【多选题】以下关于主题词表的说法正确的有
A.
对主题词进行规范
B.
对词汇的检索含义做出解释
C.
为使用主题词检索资料提供帮助
D.
定期更新
查看完整题目与答案
【单选题】The moon turns round the earth ， just _____ the earth circles round the sun .
A.
therefore
B.
as
C.
thus
D.
so
查看完整题目与答案
【单选题】Our teacher told us that the moon _________ round the earth.
A.
went
B.
turned
C.
go
D.
turns
查看完整题目与答案
【简答题】A．The water turns gray. B．It grows again. C．Life on earth improves. D．Life on earth dies.
查看完整题目与答案
【单选题】What a lovely toy race car! Could you please tell me ( ) ?
A.
why did you get it
B.
when will you get it
C.
where you got it
D.
how will you get it
查看完整题目与答案
【简答题】11. My neighbor has a 1965 Ford Mustang, ____ is a classic American car.
查看完整题目与答案
【单选题】It is the theory ____the earth turns around the sun____ changes the world. [     ]
A.
that; what
B.
what; that
C.
that; which
D.
that; that
查看完整题目与答案
【简答题】A．The water turns gray. B．It grows again. C．Life on earth improves. D．Life on earth dies.
查看完整题目与答案
【单选题】A．The water turns gray.B．It grows again.C．Life on earth improves.
A.
The water turns gray.
B.
It grows again.
C.
Life on earth improves.
D.
Life on earth dies.
查看完整题目与答案
【简答题】11. Paolo usually washes his car on weekends, but last weekend he ____ it.
查看完整题目与答案