1、单选题：
A ________ is usually a megacity where people from all different parts of the world reside and work.
选项：
A:cosmos
B:cosmology
C:cosmopolite
D:cosmopolis
答案: 【cosmopolis】

2、单选题：
What does the etymon ‘gala’ originally means?
选项：
A:star
B:Hera
C:milk
D:food
答案: 【milk】

3、单选题：
Being a _________, he counts on working every day to make a living and feed his family.
选项：
A:journeyman
B:journalist
C:journal editor
D:star de jour
答案: 【journeyman】

4、单选题：
Pilate is one kind of _________ popular among large number of fitness-freaks.
选项：
A:aerosol
B:aerobics
C:aerology
D:aerobatics
答案: 【aerobics】

5、单选题：
_________ is highly inflammable and widely used for industrial production purpose.
选项：
A:hydrotherapy
B:hydrophobia
C:hydropower
D:hydrogen
答案: 【hydrogen】

6、单选题：
One kind of sandwiches very popular amongst youngsters is the ________ for its interesting look and tasty flavor.
选项：
A:buger
B:dim-sum
C:pasta
D:submarine
答案: 【submarine】

7、单选题：
The meat has been soaked in _________ for one hour before cooking and is thus very salty.
选项：
A:soup
B:marination
C:water
D:ketchup
答案: 【marination】

8、单选题：
A critical thing to keep him alive is to remove the ________ in his gallbladder.
选项：
A:blood
B:vein
C:stone
D:food
答案: 【stone】