“No refund no exchange”means（）

单项选择题Which one is not one of the advantages of shopping online？（）

A.Convenient
B.A lower price
C.Quality guarantee
D.Quick

单项选择题These days, lots of people can do their shopping in the comfort of their own home with the help of the（）.

A.nearby grocery stores
B.Internet
C.Wal-Mart
D.sellers

单项选择题One of the great advantages of going in－store shopping is（）。

A.we can try the clothes on
B.all colors of clothes are available
C.all sizes of clothes are available
D.things are often less expensive

单项选择题Which of the follwing food is junk food？（）

A.Vegetable
B.Fruit
C.Fish
D.Hamburger

单项选择题When were Beijing Olympic Games held？（）

A.2008
B.2004
C.2000
D.2012