问题

Only when it is hungry ______ a human being.

A:a lion will attack
B:a lion should attack
C:will a lion attack
D:should a lion attack

正确答案是：

同类题型

Lady Gaga is so well-received a singer all over the world, and it is a great ______ for a reporter to have a face-to-face conversation with her.

________ great progress Little Jack has made! He made______ few careless mistakes in the final.

Runnereats _____.

________ is to dance

下列各句中，没有语病的一句是