--- you have been here, why not join us in dancing?
---Sorry, I’m not myself today.
A. When
B. So that
C. If
D. Now that
网友回答
A. When
B. So that
C. If
(答案→)D. Now that
解析：连词辨析题。A. When 当…时候 B. So that 为的是 C. If 如果 D. Now that 既然 句意：既然已经到这了为什么不加入我们跳舞的行列呢？ 对不起，今天不舒服。 根据语境选D