十二运会徽的设计既传承了以往全运会的体育风貌，又突出时代精神的传承和发展。这充分说明

系统性红斑狼疮常常ANA阳性＞1∶80，而干燥综合征或系统性硬化症患者ANA阴性。

1) ______ linguistic competence and linguistic performance
2) ______ assimilation and accommodation
3) ______ the language acquisition device (LAD)
4) ______ communicative competence
5) ______ the input hypothesis
a) The former is the process by which incoming information is changed or modified in our minds so that we can fit it in with what we already know; while the latter is the process by which we modify what we already know to take into account new information.
b) The former refers to knowledge of grammatical rules of language; whale the latter refers to application of language.
c) The ability not only to apply the grammatical rules of a language in order to form grammatically correct sentences but also to know when and where to use these sentences and to whom.
d) A sort of mechanism or device which contains the capacity to acquire one’s first language.
e) It assumes that humans acquire language in only one way--by understanding messages, or by receiving "comprehensible input".

装置酸性水（）

A、直接排地沟

B、进入膨胀槽，然后排地沟

C、进入汽提塔，脱除酸性气体后排循环热水管网或经泵送至总厂脱盐水管网

简述分配阀作用部的组成与作用原理。

东春季锋面气旋活动最多的地区是（）

A.南亚

B.东亚

C.北美中部和东部

D.西亚