Chemistry is the study of the behavior and composition of matter. All foods are
made up of chemical substance which undergoes chemical changes when cooking 1.______
in an oven or digested within the body. The cooking of meat and vegetables induce 2.______
chemical changes, making it more delicious; similarly the leavening action of 3.______
baking powder is a straightforward chemical change, as is the conversion of
starch into sweet sugars by digestion.
Cookery is a science requiring a knowledge of chemistry. 4.______
This is evident from the variety of cooking products and food additives available
as cooking oils, fats, colorings, sweeteners, tenderizers, flavorings, screaming
agents, preservatives, etc. Each is carefully prepared before painstaking 5.______
research.
It is therefore essential for trained cookers to understand 6.______
chemical science in order to appreciate the chemistry nature of foods 7.______
and the changes achieving on cooking. Homeworkers should also 8.______
know cleansing agents and textiles used in the home and how the latter 9.______
responds to the effects of heat, light, water, and chemical cleansing agents. 10.______
Chemistry is the study of the behavior and composition of matter. All foods are
made up of chemical substance which undergoes chemical changes when cooking 1.______
in an oven or digested within the body. The cooking of meat and vegetables induce 2.______
chemical changes, making it more delicious; similarly the leavening action of 3.______
baking powder is a straightforward chemical change, as is the conversion of
starch into sweet sugars by digestion.
Cookery is a science requiring a knowledge of chemistry. 4.______
This is evident from the variety of cooking products and food additives available
as cooking oils, fats, colorings, sweeteners, tenderizers, flavorings, screaming
agents, preservatives, etc. Each is carefully prepared before painstaking 5.______
research.
It is therefore essential for trained cookers to understand 6.______
chemical science in order to appreciate the chemistry nature of foods 7.______
and the changes achieving on cooking. Homeworkers should also 8.______
know cleansing agents and textiles used in the home and how the latter 9.______
responds to the effects of heat, light, water, and chemical cleansing agents. 10.______
Directions: Write a composition according to the graph below. You should quote as few figures as possible. Remember to write at least 120 words.
The teacher wrote his _____ in the margin of the composition.
Directions: For this part, you"re required to write a composition with at least 120 words based on the following picture. Please entitle and write it on the Answer Sheet.
Although the Earth’s chemical composition had been studied for years, only toward the end of the nineteenth century _______ as a discipline in its own right.
阅读下列说明和Java代码,将应填入(n)处的字句写在答题纸的对应栏内。 说明:某饭店在不同的时段提供多种不同的餐饮,其菜单的结构图如图10.43所示 。现在采用组合(Composition)模式来构造该饭店的菜单,使得饭店可以方便地在其中添加新的餐饮形式,得到如图10.44所示的类图。其中MenuComponent为抽象类,定义了添加(add)新菜单和打印饭店所有菜单信息(print)的方法接口。类Menu表示饭店提供的每种餐饮形式的菜单,如煎饼屋菜单、咖啡屋菜单等。每种菜单中都可以添加子菜单,例如图10.43中的甜点菜单。类Menultem表示菜单中的菜式。 Java代码如下:
The teacher wrote his _____ in the margin of the composition.
The more careful you are while writing a composition, ______ .
A well-written composition()good choice of words and clear organization among other things.