后张法简支箱梁贝雷钢管桩支架预压的主要目的是获取支架弹性变形值和其它相关参数，预压采取（）方式进行，过程中做好观测记录。
参考答案：分级加载
— Would you like to go and see avatar with me tonight?
— Thank you very much, but I _____ it already.
[ ]
A. see
B. will see
C. have seen
D. am seeing
久服可产生依赖性和成瘾性
A．苯妥英钠B．卡马西平C．加巴喷丁D．丙戊酸钠E．地西泮
