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【单选题】
按时出席宴请是礼貌的表现,一般可按规定时间提前或不超过()分钟到达
A.
2
B.
5
C.
8
D.
10
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参考答案:
举一反三
【判断题】电渗析的推动力是电位差,利用阴离子交换膜的选择透过性的分离过程。
A.
正确
B.
错误
查看完整题目与答案
【单选题】It’s bad for our eyes to read books _______ the sun.
A.
to
B.
under
C.
in
D.
over
查看完整题目与答案
【单选题】My parents _____eat junk food, because it’s bad for our health.
A.
often
B.
never
C.
sometimes
D.
Always
查看完整题目与答案
【单选题】Our teacher tells us ______ in bed. It's bad for our eyes. [ ]
A.
not read
B.
not to read
C.
read
D.
to read
查看完整题目与答案
【单选题】自然渗析的推动力是( )。
A.
半透膜
B.
半透膜两侧溶质浓度差
C.
直流电场力
D.
压力差
查看完整题目与答案
【判断题】电渗析的推动力是渗透压
A.
正确
B.
错误
查看完整题目与答案
【单选题】Our teacher told us _______ too much time surfing the internet. It's bad for our health. [ ]
A.
not to cost
B.
not to spend
C.
not to pay
D.
not to take
查看完整题目与答案
【简答题】棒球内场各垒间距离为_______米,投手板的前沿中心至本垒板尖角的距离为18.44米。
查看完整题目与答案
【单选题】----Smoking should ____________ in school. ----I agree. It’s bad for our health.
A.
be allowed
B.
not allow
C.
allow
D.
not be allowed
查看完整题目与答案
【单选题】It’s bad for our eyes _____in bed.
A.
read
B.
reading
C.
to read
D.
reads
查看完整题目与答案
相关题目:
【判断题】电渗析的推动力是电位差,利用阴离子交换膜的选择透过性的分离过程。
A.
正确
B.
错误
查看完整题目与答案
【单选题】It’s bad for our eyes to read books _______ the sun.
A.
to
B.
under
C.
in
D.
over
查看完整题目与答案
【单选题】My parents _____eat junk food, because it’s bad for our health.
A.
often
B.
never
C.
sometimes
D.
Always
查看完整题目与答案
【单选题】Our teacher tells us ______ in bed. It's bad for our eyes. [ ]
A.
not read
B.
not to read
C.
read
D.
to read
查看完整题目与答案
【单选题】自然渗析的推动力是( )。
A.
半透膜
B.
半透膜两侧溶质浓度差
C.
直流电场力
D.
压力差
查看完整题目与答案
【判断题】电渗析的推动力是渗透压
A.
正确
B.
错误
查看完整题目与答案
【单选题】Our teacher told us _______ too much time surfing the internet. It's bad for our health. [ ]
A.
not to cost
B.
not to spend
C.
not to pay
D.
not to take
查看完整题目与答案
【简答题】棒球内场各垒间距离为_______米,投手板的前沿中心至本垒板尖角的距离为18.44米。
查看完整题目与答案
【单选题】----Smoking should ____________ in school. ----I agree. It’s bad for our health.
A.
be allowed
B.
not allow
C.
allow
D.
not be allowed
查看完整题目与答案
【单选题】It’s bad for our eyes _____in bed.
A.
read
B.
reading
C.
to read
D.
reads
查看完整题目与答案
参考解析:
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