选择正确的译文。

1. 他又高又壮。[ ]

A. He is tall and strong.

B. He is tall and thin.

2. 她有一双大眼睛。[ ]

A. She has a pair of big eyes.

B. She has small eyes.

3. 他叫什么名字？ [ ]

A. What's her name?

B. What's his name?

当改变影响化学平衡的某一个条件时，原有的化学平衡状态会被破坏。