【单选题】______ the variety that the average family has in bear, fish, poultry, and vegetarian recipes, they find most meals unexciting.
【单选题】正常人体内环境的理化特性经常保持的状态是
【单选题】The word 'lacto-vegetarian' in Paragraph 4 means
A.
very strict vegetarian
【单选题】If you are a vegetarian ()
A.
there will be no problem
B.
you will have to pay extra
C.
you must notify Amazing Tours in advance
D.
you must bring your own ingredients
【单选题】反接制动时,旋转磁场反向,与电动机转动方向( )。A.相反 B.相同 C.不变 D.不确定
【单选题】A vegetarian diet consists of the following EXCEPT ___________.