modality

1.3)二语习得中义务态的习得可早于认识态的习得。

3) it is likely that deontic modality is acquired earlier than epistemic modality.

2.they addressed questions concerning the modalities of Soviet troop withdrawals.

他们着手应对有关苏联队撤离步骤的问题。

3.As to dynamic modality, it can always be hypothesized in a conditional protasis, is always subject to tense distinction, and does not shift its orientation under the influence of interrogation.

受到时态的影响；不会因为疑问而转移方向，指向受话者。从功上讲，态不表达说话者对话语内容的任何态度，而本身属于话语命题内容。

4.The logic analysis of anti-reality hypothesis compound sentence is to reveal its hidden logic thinking modalities which are different reasoning,counterevidence and figurative reasoning.

对反事实假设复句的逻辑分析就是要揭示出它所蕴涵的逻辑思维形,即差异推理(求异法)、反证法和比喻推理。

5.Conclusion We believe that LDLT combined with posthepatic IVC reconstruction using cryopreserved vena cava graft is considered to be a sound modality for IVC obstructed BCS.

结论笔者认为采用LDLT及利用尸肝IVC重建受者肝后IVC治疗BCS并肝后IVC狭窄的术可推荐作为一种新的术。