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【单选题】
“衍怏然不悦中“然”字是()A.
词尾
B.
代词
C.
形容词
D.
语气词
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举一反三
【单选题】听力原文： Most single-parent families result when a marriage ends in divorce. (29)In most cases the divorced parents decide who will have the children. (30)About 85 percent of the children live with their...
A.
Father's incorporated.
B.
Divorce Rate.
C.
Single-parent families.
D.
Children's care in single-parent families.
【简答题】Most parent,I suppose, have had the experience of reading a bedtime story to their children. And they must have 1 how difficult it is to write a good children`s book. Either the author has 2 too high ...
【简答题】电涡流接近开关可以利用电涡流原理检测出 的靠近程度。
【单选题】听力原文： Most sillgle-Parent families result when a marriage ends in divorce. (29)In most cases the divorced parents decide who will have the children. (30)About 85 percent of the children live with thei...
A.
Father's incorporated.
B.
Divorce Rate.
C.
Single-parent families.
D.
Children's care in single-parent families.
【简答题】能够限制物体转动的约束为()支座,只能限制物体沿垂直于支撑面方向移动的支座为()支座(选填“固定端”、“活动铰”)
【简答题】能够限制物体任意方向移动和转动的约束为 ,只能限制物体沿垂直于支撑面方向移动的支座为 ;
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