1. 不可數(shù)名詞:
Furniture luggage clothing equipment poetry jewelry
machinery weaponry scenery information knowledge evidence
foliage health advertising
2.學(xué)科名詞(不可數(shù),不加冠詞):
mathematics economics statistics physics politics mechanics
genetics geology geography chemistry philosophy biology
history astronomy
3. 單復(fù)數(shù)特殊名詞:
man/men woman/women tooth/teeth foot/feet goose/geese
basis/bases analysis/analyses crisis/crises hypothesis/hypotheses
axis/axes alga/algae larva/larvae fungus/fungi stimulus/stimuli
datum/data bacterium/bacteria medium/media spectrum/spectra
mouse/mice child/children phenomenon/phenomena
4.單復(fù)數(shù)同行 :
aircraft spacecraft series species means sheep deer fish
salmon trout carp starfish jellyfish shellfish walrus
5. 可跟that同位從句:
observation, fact, belief, discovery, doubt, statement, conclusion, decision