问题描述：
1.Themother_B___about the children when they didn't come home from school.A.is upset B.was upset C.was upseting D.upset
2＿A＿the child if he doesn't behave well,and he'll soon stop.A.Ignore B.Ignoring C.Ignored D.To ignore
3.We're having a discussion.Would you like to＿D＿?A.Join in us B.join it C.join it in us D.join in it
4.He is not fit to＿C＿others that cannot＿＿himself.A.command,order B.order,order C.command,command D.instruct,order
2＿A＿the child if he doesn't behave well,and he'll soon stop.A.Ignore B.Ignoring C.Ignored D.To ignore
3.We're having a discussion.Would you like to＿D＿?A.Join in us B.join it C.join it in us D.join in it
4.He is not fit to＿C＿others that cannot＿＿himself.A.command,order B.order,order C.command,command D.instruct,order
问题解答：
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