在新系统上线前已冻结到期的，且仔细核对后未对已冻结的账户做轮侯冻结的，在冻结期满（）

下列关于增值税的说法，错误的是______。
(1)增值税是以含税价格作为计税依据的税种
(2)增值税属于中央地方共享税
(3)增值税的纳税人就是负税人
(4)增值税实行比例税率征税

A．(1)(2)
B．(1)(3)
C．(2)(4)
D．(3)(4)

某学习小组的同学自制了一个简易温度计，如图所示，A为一塑料瓶，B为吸管，通过软木塞与A相连，管下端插入水槽中，使管内外水面有一高度差h，在不同温度下分别测出对应水柱高度h，记录数据如下表：

t/℃	17	19	21	23	25	27
h/cm	30.0	24.9	19.7	14.6	9.4	4.2

（1）此温度计的测温原理是：______；

（2）用此温度计能测29℃及其以上的温度吗？______；

（3）利用此温度计存在的不足之处是______．

集中参数法

职工应当参加职工基本医疗保险，由（）和职工按照国家规定共同缴纳基本医疗保险费。

A.政府财政

B.用人单位

C.企业

D.退休人员

Recently, I flew to Las Vegas to attend a meeting. As we were about to arrive, the pilot announced with apology that there would be a slight (16) before setting down. High desert winds had (17) the airport to close all but one runway. He said that we would be (18) the city for a few minutes waiting to (19) . We were also told to remain in our seats meanwhile with our seat belts fastened (20) there might be a few bumps(颠簸). Well, that few minutes turned into about four-five minutes, including a ride that would make a roller coaster(过山车) (21) by comparison. The movement was so fierce that several passengers felt (22) and had to use airsickness bags. As you might guess, that’ s not a good thing to have happen in a(n) (23) space because it only (24) to increase the discomfort of the situation.

About twenty minutes into the adventure, the entire airplane became very (25) There was now a sense of anxiety and fear that could be (26) noticed. Every passenger simply held on for dear life …except one. A (27) was having a good time！ With each bump of the (28) , he would let out a giggle (咯咯地笑)of delight. As I observed this, I (29) that he didn’t know he was supposed to be afraid and worried about his (30) . He neither thought about the past nor about the future. Those are what we gown--ups have learned from (31) . He was (32) the ride because he had not yet been taught to fear it. Having understood this, I took a deep breath and (33) back into my seat, pretending I was (34) on a roller coaster. I smiled for the rest of the flight. I even (35) to giggle once or twice, much to the chagrin(随恼) of the man sitting next to me holding the airsickness bag.

（30）（）

A．health

B．safety

C．joy

D．future