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问题 单项选择题

男，64岁，前胸部肿胀疼痛3月余，质硬，局部压痛，无发热。血常规检查示贫血。

慢性中耳炎引起颅内感染，累及部位多为（）

A.额叶

B.顶叶

C.枕叶

D.颞叶

E.小脑半球

F.桥脑

答案

参考答案：D

连词成句

连词成句。

1. basketball, morning, played, Sunday, they, on

                                                                                

2. do, he, weekend, did, on, what, the

                                                                                

3. studied, she, math, the, last weekend, for, test

                                                                                

4. visited, grandmother, my, last, I, Sunday

                                                                                

5. party, had, Mary, Saturday, last, a, dinner

                                                                                

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单项选择题

根据信产部《移动通信工程钢塔桅结构设计规范》规定，钢塔桅结构的焊接宜采用手工电弧焊，选用的焊条应符合现行国家标准规定，焊条型号应与构件钢材的强度相适应，对于Q390钢，宜选用（）型焊。

A.E43XX

B.E50XX

C.E55XX

D.E60XX
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