不经计算，通过直接判定得知图示桁架中零杆的数目为：（） A.4根 B.5根 C.6根

大海股份有限公司所得税采用资产负债表债务法核算，所得税税率为25%。2009年发生了如下有关金融资产业务：
2009年3月1日，购入丁上市公司股票100万股，每股5元，总价款500万元；此外支付了相关税费1万元。
2009年5月10日，丁公司宣告分配现金股利，每股0.5元；6月3日收到现金股利50万元。
2009年6月30日，该股票收盘价为4.8元。
2009年9月30日，大海公司出售丁公司股票20万股，收到价款160万元。
2009年12月31日，每股收盘价为6元。
[要求]
(1)假设大海公司将上述股票作为交易性金融资产，请对2009年该交易性金融资产进行账务处理(假设每半年末对股票按公允价值计量)。
(2)假设大海公司将上述股票作为可供出售金融资产，请对2009年该可供出售金融资产进行账务处理(假设每半年末对股票按公允价值计量)。
(3)指出年末资产负债表日该股票在作为交易性金融资产和可供出售金融资产情况下是否产生暂时性差异，并分别对所得税影响进行处理。

During our two months on the road, Bennett and I had a really (1) experience with a good, honest (2) and some helpful mechanics.

We were driving east on Highway 10 when our "chick engine" light came on. We limped of a(n) (3) into Las Cruces. We had a real car (4) Bennett nursed the ear into a local garage. By this time the car was missing so (5) it was shaking all over. This was the (6) time to arrive at a garage—late Friday afternoon. Service adviser Scott was busy (7) paper work and customers as we (8) our problems. (9) he was already "ten cars behind", he told us to pull the car into the garage.

Lincoln, who we later (10) was one of the two motor technicians, took (11) of our car repairing. He and Scott and some other mechanics stayed several hours after closing, (12) the car.

Early the next morning (the shop was officially closed on Saturdays), Lincoln finally located the (13) and fixed it easily within only (14)

Later Scott (15) out to us that it was our attitude that helped. "You didn’t come into the place demanding this or that. You showed an (16) of our problems on a busy Friday afternoon. Customer’s attitude means a lot. " He was right in some way, customers should show (17) and understanding to people who (18) them. (19) people were extremely busy, they found way to at least try and help when they are met with politeness.

The pleasant experience I had shows that (20) for other people can always help.

19().

A. Even if

B. Even as

C. Even so

D. Even then

50岁男患，慢性咳嗽20余年，现有呼吸困难、发绀、发热、血气分析PaO₂35mmHg，PaCO₂70mmHg，嗜睡，最合适的诊断是（）。

A.呼吸衰竭

B.DIC

C.代谢性酸中毒

D.肺性脑病

E.心力衰竭

下列选择项中不属于结构化程序设计原则的是

A．可封装

B．自顶向下

C．模块化

D．逐步求精

从建设项目组成看，下列说法正确的是( )。

A．单位工程包含单项工程

B．分部工程包含于分项工程

C．单项工程包含分部工程

D．分项工程包含单位工程