农民今年春天种了一大片玉米田。

The farmer planted a large ___corn field this spring.

我买了四穗玉米当晚餐。

I bought four ears of ___corn for dinner.

我们需要种植玉米，以及山药和豆类等其他作物。

We need to plant ___corn along with other crops like yams and beans.