GDP统计核算方法有（）。 A.节约法 B.收入法 C.生产法 D.支出

根据短文内容和首字母的提示，把所缺单词完整地填写在短文后的横线上。

     Most Americans are happy to give directions on the street. When someone ask for directions, he usually

starts w______ (1) , Excuse me. This is the usual way to begin a conversation with a s______(2) or to ask

for information. When asking for directions, it often helps to add a little explanation (解释), such as I'm news,

here or I'm a______ (3) I'm lost. You can also start with a q______ (4), such as Do you know this area Or

Can you tell me how to get to. . . ? Always repeat the directions after you h______ (5) them. Repeating will

help you remember, and it shows the person helping you that you understand.

某个自然数x乘以874的结果得到一个以92为末两位数的五位数，则x=______．

在特种设备检测中，无损检测适合于构件的(　　)检查。

A．直观

B．内部缺陷

C．耐腐性

D．承载能力

Mud from a lake on an uninhabited wooded island in northern Lake Superior contains toxic chemicals, including toxaphene, a banned pesticide for cotton that previously was manufactured and used, not in nearby region of Canada or the northern United States, but in the southern United States. No dumping has occurred on the island. The island lake is sufficiently elevated that water from Lake Superior does not reach it.
The statements above, if true, most ply support which of the following hypotheses

A．The waters of the island lake are more severely polluted than those of Lake Superior.

B．The toxaphene was carried to the island in the atmosphere by winds.

C．Banning chemicals such as toxaphene does not aid the natural environment.

D．Toxaphene has adverse effects on human beings but not on other organisms.

E．(E) Concentrations of toxaphene in the soil of cotton-growing regions are not sufficient to be measurable.

异地取款一日一次或数次累计取款金额超过20万元且低于50万元（含50万元）的，须经（）授权后方可办理。

A.1级

B.2级

C.3级

D.4级