【单选题】During the early American colonial years, corn was more plentiful than wheat, so corn bread was more common than wheat bread. Friendly Indians showed colonists how to grow corn and how to prepare it f...
A.
They were shown how by the Indians.
B.
They changed their wheat recipes.
C.
They knew the techniques before they arrived in America.
D.
They tried to make more nutritious bread.
【判断题】zinc can boost the immume system in the body
【单选题】They decide to stop exporting wheat because as a result of the terrible drought, they ______ enough food to feed the nation.
【简答题】They decide to stop exporting wheat because as a result of the terrible drought, they are ______engouh food to feed the nation.
【判断题】zinc can boost the immume system in the body
【简答题】They decide to stop exporting wheat because as a result of the terrible drought, they are ____ the weekly meeting.
【单选题】Zinc can help reproduce many new brain cells.
【简答题】They decideto stop exporting wheat because as a result of the terrible drought, they are enough food to feed the nation.
【判断题】zinc can boost the immume system in the body