Tag the bottles now or we'll forget which is which.

把这些瓶子加上标签，否则的话，我们就忘了哪个是哪个了。

The twins are so alike I can’t tell which is which.

这一对双胞胎长得一模一样，我分不清谁是谁。

We do not know which behavioural traits are inherited and which acquired.

我们不知道哪些行为特征是遗传的，哪些是后天养成的。

The twins are so alike that I can't tell which is which.

这对双胞胎一模一样, 我分辨不出谁是谁。

A human ", "which will tranquilliser Friday!

极通人性的“星期五”哪肯束手就擒！

African bands which are big in Britain.

在英国深受欢迎的非洲乐队。

That is the house which I built.

那是我建的房子。

CFA registered Cattery which breeds British shorthair.

- CFA登录猫场，专门繁殖英国短毛猫。

Which category does this item fall under?

这一项目应归入哪一类?

Which book do these quotations come from?

这些引文出自哪本书？

Amplifier is electrical device which make sounds louder.

扩音器是一种使声音放大的电气装置。

It was a disappointing performance which lacked finesse.

那场演出缺乏技巧,令人失望。

Which driver was to blame for the accident?

哪位司机是这次事故的肇事者？

"Most Sunday papers have comics, which children enjoy."

"多数星期日报登载滑稽或笑话,这是孩子们所喜欢的。"

Which subjects are compulsory in your school?

在你们学校里， 哪些课程是必修的？

Which vocational school does the hencoop mountain have?

鸡窝山有哪些职业学校？

Which of the two films did you like?

Neither！

Which to have sell " betony " this kind of medicine?

在哪有卖“石蚕”这种药？

Her national costume showed which country she came from.

她的民族服装表明了她是从哪个国家来的。

He is studying economics, which subject is very important.

他正在学习经济学, 该学科是很重要的。