因为它们很聪明：

Because theyre smart

重点词汇：

因为 because ;

for ;

on account of；

聪明 intelligent ;

bright ;

clever

扩展资料

我喜欢企鹅，因为它们很聪明。

I like penguins because they are cute.

她不仅聪明，而且极具音乐天分。

She was not only intelligent but also very musical.

她只能点点头，因为她口里塞满了东西。

She could only nod, because her mouth was full.