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that; whether whether; that that; which why; how
interaction intervals interruptions interpretation
common ordinary usual normal
high temperature and a high viscosity high temperature and a low viscosity low temperature and a high viscosity low temperature and a low viscosity
a high a higher the higher the highest
, It; whether There; that It; that There; whether
that; / whether; / /; that /; whether
common ordinary usual Normal
it; that there; that it; whether there; whether
It；whether What；whether As；that That；if
that; that whether; whether that; whether whether; that
It; whether What; whether As; that That; if
on the high side out of line with are running high be too high
As; that It; whether That; if What; whether
common ordinary usual normal
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