专业房地产市场分析是（）。 A.根据所界定的地理范围对所有物业类型的供给与需求情况进

单词拼写

1.  Our workmate has been in danger. We're all c___________ about his health.

2. If we hold a good __________ (态度) towards our work, we will succeed easily.

3. He is trying to ________(说服) foreign businesses to invest in the project.

4. The manager thought that he was a ___________(可靠的) person and told him all about the new plan.

5. Neighbors were ________ (震惊) that such an attack could happen in their area.

6. Though the teacher heard the bell, he i____ it and went on with the problem.

7. Please throw away the waste because it is u______.

8. He is s_________ from bad headache.

9.  A tiger e       from its cage in the zoo last week.

10. Many people say too much ________ is shown on television.(暴力)

下面叙述正确的是______。

A．程序设计就是编制程序

B．程序的测试必须由程序员自己去完成

C．程序经调试改错后还应进行再测试

D．程序经调试改错后不必进行再测试

氧气是一种重要资源．下列有关氧气性质或实验现象的叙述中正确的是（　　）

A．在标准状况下，氧气的密度比空气略小

B．氧气能够支持许多可燃物燃烧

C．单质与氧气反应是化合反应，但不是氧化反应

D．铁丝在氧气中然烧发出蓝紫色火焰

伟晶岩型铀矿床

阴茎癌的致病原因是：（）

A、包皮过长

B、性传播

C、遗传