A focal point of SLA research has been the nature and development of L2 learners （).

A．Between the focal point and the lens

B．Between the focal length and twice the focal length

C．At twice the focal length

D．At the focal point

Which is the focal point for life in the village？

A．discotheques

B．cinemaplexes

C．church

D．pub

33 The traditional organizational form. has the disadvantage of:

A. Complex functional budgeting

B. Poorly established communication channels

C. No single focal point for clients/sponsors

D. Slow reaction capability

E. Inflexible use of manpower

The traditional organizational form. has the disadvantage of:

A . Complex functional budgeting

B . Poorly established communication channels

C . No single focal point for clients/sponsors

D . Slow reaction capability

E . Inflexible use of manpower

151 The traditional organizational form. has the disadvantage of:

A. Complex functional budgeting

B. Poorly established communication channels

C. No single focal point for clients/sponsors

D. Slow reaction capability

E. Inflexible use of manpower

A.减少网络入口（entry point）数量

B.建立设计良好的网络服务框架

C.找到能够正确衡量的性能指标

D.确保客户未修改网络组件

主要刺激(focal stimuli)

A.焦距为+80cm的凸透镜 Convex lens with focal length of + 80cm

B.焦距为+40cm的凸圆柱透镜 Convex cylindrical lens with focal length of + 40cm

C.焦距为-40cm的凹圆柱透镜 Concave cylindrical lens with focal length of - 40cm

D.焦距为+80cm的凸圆柱透镜 Convex cylindrical lens with focal length of + 80cm