只有公因数1的分数叫做（）。

Private cars are required to take turns off roads one out of five weekdays ___the traffic pressure.

A．relieve

B．relieving

C．torelieve

D．relieve

读图回答下列问题：

（1）

（2）大秦线自西向东依次经过的区县是__________、__________、__________、__________和                          。（3）以北京为起点的高速公路有__________条，其中，向东南方向延伸的是__________高速公路。 （4）以北京为起点的国道有__________条，其中，与京包线延伸方向大致相同的是__________。

某男性患者，70岁，两日来心中悸动不安，头眩，畏寒肢冷，下肢浮肿，渴不欲饮，恶心吐涎，舌质淡胖苔水滑，脉弦。

治疗方药最宜选择（）.

A.桂枝甘草龙骨牡蛎汤

B.苓桂术甘汤

C.胃苓汤

D.归脾汤

E.炙甘草汤

小儿腹泻轻度脱水，脱水量占体重的百分比为（）

A.1%

B.7%

C.5%

D.10%

E.12%

In the following essay, each blank has four choices. Choose the most suitable one from the four choices and write down in the answer sheet. Heterogeneous network environments consist of computer systems from (66) vendors that run (67) operating systems and communication protocols. An organization that (68) its computer resources is usually (69) the task of integrating its heterogeneous systems. Typically, each deparlment or division has defined its own network needs (70) OS, LAN topology, communication protocols, applications, and other components.

A．in general

B．in any term

C．in set terms

D．in terms of