五味子的功效是（） A．既能敛肺止咳，又能宁心安神 B．既能敛肺止咳，又能生津安蛔

阅读理解，判断正(√ )误(×)。

      Look at my family photo. This is my father. He's a teacher. He's tall. He likes sports. This is my mother.

She's a teacher, too. She likes reading. This is my brother. He's a baseball player. He's strong. I love my family.

( ) 1. My parents are teachers.

( ) 2. My father likes sports.

( ) 3. My brother likes music.

( ) 4. My brother is tall and strong.

( ) 5. There are four people in my family.

已知某现浇钢筋混凝土梁长6400mm，截面为800*1200mm，设计用Φ12mm箍筋，单位理论重量为0.888kg/m，单根箍筋两个弯钩增加长度工160mm，钢筋保护层厚为25mm，箍筋间距为200mm，则10根梁的箍筋工程量为（）。

A.1.112t

B.1.117t

C.1.146t

D.1.193t

在胚胎发育过程中，对病毒、药物等有害因素最为敏感，易导致先天畸形的时期是

A．妊娠1～2周

B．妊娠2～4周

C．妊娠4～8周

D．妊娠8～12周

E．妊娠12周以后

有较强理论性质的，可以直接增加有关研究领域知识内容的研究是指（）。

A.应用研究

B.基础研究

C.预测研究

D.评价研究