除焊接封闭环式箍筋外，箍筋的末端应作弯钩，箍筋弯后平直部分长度对一般结构，不宜小于箍

从万能保险经营的流程上看，保单持有人首先交纳一笔首期保费。首期保费有一个最低限额，首期的各种费用支出首先要从（）中扣除。

A.保险金额

B.赔偿金额

C.投资收益

D.保费

清河区某小学四年级（2）班正在举行讲故事比赛，小王同学讲了一个故事，内容如下：小王同学讲的历史故事是

A．巨鹿之战

B．赤壁之战

C．淝水之战

D．官渡之战

When you do your homework,you should be __________.

                                                                                                                                                        [ ]

A. as careful as you could      

B. as careful as possible      

C. as carefully as you      

D. as carefully as possible

简述判断声源方向的主要线索。

下列哪项不是足厥阴肝经的病候（）

A.癫狂

B.腰痛

C.胸满

D.遗尿

E.疝