物体在两个平衡力的作用下，做匀速直线运动．如果其中一个力突然消失[ ] A．物体

用所给词的正确形式填空。

Dear Jack,

     Thanks for 1______ (send) me the snow globe of the monster. I love it. In fact I think it's probably my

favorite. I've been 2______ (collect) snow globes for seven years, and now I have 226 of them. My mom

says I have to stop, because we've 3______ (run) out of room 4______ (store) them. They're all around

5______ (we) apartment. I even store them in boxes under my bed. The first one I ever got was a birthday

cake snow globe on my 6______ (seven) birthday. I 7______ (particular) love globes with animals.I have a

big one with bears in it and another one with penguins. If you know anyone who 8______ (collect) them,

please tell me. I'd like to start a snow globe 9______ (collect) club. By the way, what's your 10______

(hobby)?

                                                                                                                                    Love,

                                                                                                                                    Ellen

效用是( )。

A．发病率
B．治愈率
C．不良反应发生率
D．转化为货币的用药结果
E．病人对治疗结果的满意程序

( )方式，是指各个国债承销机构组成承销团，通过与财政部签订承销协议来决定发行条件、承销费用和承销的义务。

A．公开招标
B．邀请招标
C．承购包销
D．行政分配

关于公安机关职责的叙述正确的有( )。

A．公安机关的职责，即公安机关的职业责任

B．公安机关的职责，是公安机关依法在管辖范围内应承担的责任和义务

C．公安机关的职责，是由公安机关的性质和任务所决定的

D．公安机关的职责决定公安机关的性质和任务

消化性溃疡患者应避免口服

A．链霉素

B．庆大霉素

C．泼尼松

D．多潘立酮(吗丁啉)

E．甲氧氯普胺(胃复安)