问题

Many people are in great need of extra food.— Yes. It is a challenge to________all their needs. [ ]

A: satisfy
B: gain
C: practise
D: produce

正确答案是：

同类题型

Hello, Jack! How are you doing— _________.

China is developing _________ of all the countries inthe world.

下列加点字的注音全对的一项是(　　)

r the metal cage to pull the minersto safety, the miners in Chile ____ in less than twenty-four hours

Is this ________ elephant or _______ lion