1. 不可数名词：

Furniture luggage clothing equipment poetry jewelry

machinery weaponry scenery information knowledge evidence
foliage health advertising

2.学科名词（不可数，不加冠词）：

mathematics economics statistics physics politics mechanics

genetics geology geography chemistry philosophy biology

history astronomy

3. 单复数特殊名词：
 
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.单复数同行 ：

aircraft spacecraft series species means sheep deer fish

salmon trout carp starfish jellyfish shellfish walrus

5. 可跟that同位从句：

observation, fact, belief, discovery, doubt, statement, conclusion, decision idea,

evidence, hope, news, opinion, thought, rumor, explanation, truth