【简答题】Hi, I am Simon. This is my school. It is very beautiful and modern(时尚). My classroom is very bright and big. There are a lot of nice students in my class. Daniel is my best friend. He is good at math....
【单选题】Almost ( ) fruits and vegetables contain riboflavin; the richest sources are leafy green vegetables such as spinach, kale, or turnip greens.
【单选题】Almost( )fruits and vegetables contain riboflavin(维生素BZ); the richest sources are leafy green vegetables such as spinach, kale, or turnip greens.
【简答题】The dark green vegetable spinach contains____that prs problems in developing fetuses.
【单选题】Which of the following events creates a movement along, but not a shift of, the supply curve for spinach?
A.
Disastrous weather that destroys half of this year’s spinach crop.
B.
A rise in the price of spinach.
C.
An increase in wages for workers in spinach fields.
D.
Great weather that produces a bumper spinach crop this year.
【简答题】A.Lettuce. B.Spinach. C.Parsley. D.Watercress.