课税对象构成了税收实体法诸要素中的基础性要素，主要因为( )。A．课税对象是各税种

阅读理解。

1. What is Chris Daniels' purpose of writing this letter? [ ]

A. To persuade Bret Chrysler to turn away from quiz shows.

B. To entertain other readers with old news pictures.

C. To express his appreciation of the programme.

D. To have his story told on the programme.

2. Chris Daniels tells the story about the bus ticket to _____. [ ]

A. describe how painful his early experience was

B. draw a direct response from Alison Burnham

C. show how the programme made him think

D. teach the readers of TV Weekly a lesson

3. According to the passage, Chris Daniels had to walk home because _____. [ ]

A. he hadn't got a return ticket

B. he had lost his bus ticket

C. he didn't like big crowds

D. he missed the bus home

4. What does Chris Daniels now think about his experience on the bus? [ ]

A. He should have told the conductor then.

B. He should have been well treated.

C. He regrets going to school alone.

D. He wishes it hadn't happened.

5. We can learn from the letter that Alison Burnham may be ______. [ ]

A. an editor

B. a commentator (评论员)

C. a director

D. a man writer

连词成句。

关于EPC模式计价和付款方式的说法，正确的有（　　）。

A．采用单价合同，且在任何情况下不允许调整单价

B．采用总价合同，且接近于固定总价合同

C．采用总价合同，但允许因物价因素而调价

D．工程的期中付款先由工程师审查工程量和承包商的结算报告

E．工程的期中付款由业主直接按合同规定的数额或比例支付

受理人民法院扣划业务时，受理要件除了执法人员工作证或执行公务证，扣划裁定书外，还有（）

A.县级以上（不含）人民法院签发的协助扣划存款通知书

B.市级以上（含）人民法院签发的协助扣划存款通知书

C.县级以上（含）人民法院签发的协助扣划存款通知书

D.市级以上（不含）人民法院签发的协助扣划存款通知书

收集气相冷凝液的小槽容积过大对实验结果有无影响？