1.fly flew fown,那flow 的过去式和过去分词是?

1.fly flew fown,那flow 的过去式和过去分词是?
2.thick dense在用法上的区别,请举例说明
3.all work and no play makes Jack a dull boy.这句话怎么翻译?

1.flow:flowed,flowed;
2.thick:
adj.
thick.er; thick.est;
Relatively great in extent from one surface to the opposite,usually in the smallest solid dimension; not thin:
厚的从一面到相对面尺寸相对大的,常指立方体中最小的尺寸；不薄的：
a thick board.
一块厚木板
Measuring a specified number of units in this dimension:
厚该尺寸的特定数量单位：
two inches thick.
两英寸厚
Heavy in form,build,or stature; thickset:
粗的形状、结构或身材粗壮的；结实的：
a thick neck.
粗脖子
Having component parts in a close,crowded state or arrangement; dense:
密集的各种组成部分处于一个闭合的拥挤状态或排列的；稠的：
a thick forest.
密密的丛林
Having or suggesting a heavy or viscous consistency:
稠的浓度大或粘稠的,或看起来好像浓度大或粘稠的：
thick tomato sauce.
稠番茄汁
Having a great number; abounding:
充满的数量较大的；丰富的：
a room thick with flies.
充满苍蝇的屋子
Impenetrable by the eyes:
深厚的肉眼看不透的：
a thick fog.
浓雾
Not easy to hear or understand; indistinctly articulated:
含糊不清的不易听到或理解；表达不清楚的：
the thick speech of a drunkard.
一个醉鬼的含糊不清的说话
Producing indistinctly articulated sounds:
含混的产生不清楚表达的声音的：
the thick tongues of barbarians.
野人含混不清的口音
Noticeably affecting sound; conspicuous:
显眼的,引人注目的影响显著的声音；显而易见的：
a thick brogue.
显著的土话
Informal
【非正式用语】
Lacking mental agility; stupid.
愚钝的智力上缺乏灵活性的；愚笨的
Informal
【非正式用语】
Very friendly; intimate:
很友好的；亲密的：
thick friends.
亲密的朋友
Informal
【非正式用语】
Going beyond what is tolerable; excessive.
过份的超过能忍受范围的；过分的
thick
adv.
In a thick manner; deeply or heavily:
厚重以一种厚的方式；深地或沉重地：
Seashells lay thick on the beach.
海贝厚厚地铺在海滩上
In a close,compact state or arrangement; densely:
密集地处于闭合且紧密的状态或排列；稠密地：
Dozens of braids hung thick from the back of her head.
她脑后密密梳了很多的辫子
So as to be thick; thickly:
厚地使厚；厚地：
Slice the bread thick for the best French toast.
把面包切厚些以便做出最好的法式烤面包
thick
n.
The thickest part.
最厚的部分
The most active or intense part:
最活跃或最激烈的部分：
in the thick of the fighting.
战斗最激烈的地方
dense
adj.
dens.er; dens.est;
Having relatively high density.
稠密的有相对较高的密度的
Crowded closely together; compact:
密集的十分拥挤的；紧密的：
a dense population.
稠密的人口
Hard to penetrate; thick:
浓密的难以穿透的；浓厚的：
a dense jungle.
浓密的丛林
Permitting little light to pass through,because of compactness of matter:
不透光的由于物质致密而几乎不允许光透过：
dense glass; a dense fog.
毛玻璃；浓雾
Opaque,with good contrast between light and dark areas.Used of a photographic negative.
反差强的不透明的,在黑白区域之间有很好反差的.常用于照相底片
Difficult to understand because of complexity or obscurity:
晦涩难懂的因为复杂或含糊而难以理解的：
a dense novel.
一篇晦涩难懂的小说
Slow to apprehend; thickheaded.
笨的理解力慢的；笨脑瓜的
See:stupid
3.all work and no play makes Jack a dull boy.
有劳无逸,有害无益.
直译为：只工作不玩耍,将会使人变得迟钝.