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【单选题】
乙醇消毒最适宜的浓度是A.
95％
B.
75％
C.
50％
D.
40％
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【单选题】— Can I get out in the daytime? — No. The school rules state that no child ______ be allowed out during the day unless accompanied by an . [ ]
A.
shall
B.
need
C.
must
D.
should
【简答题】配制混凝土时,常用石子分为__、__两种。
【简答题】AR是( )命令的缩写,包括( )和( )两种。
【简答题】—Let’s go out for a drive tomorrow.We can take a picnic. —___________. A．Yes,do please B．That’s OK C．Good idea D．Many thanks
【简答题】作业题目:绘制吊钩 作业要求: (1)绘制图框和标题栏,并按示范图例绘制图形; (2)用A4纸竖放,绘图,标注尺寸,比例1:1或者2:1. 绘图步骤: (1)用粗实线画图框; (2)在右下角画标题栏,并用黑色签字笔注明姓名、学校、比例等信息; (3)按1:1或者2:1比例作图; (4)核对底稿,擦去多余图线(适当保留作图痕迹); (5)描深图形的轮廓线; (6)按实际尺寸标注尺寸。 图形尺寸和标题...
【单选题】——Can I get out in the daytime? ——No. The school rules state that no child _____ be allowed out during the day, unless accompanied by an .
A.
shall
B.
need
C.
will
D.
can
【单选题】Let’s see () we can find out some information about that city.
A.
that
B.
whether
C.
when
D.
what
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