GWD4-4

kenisjacque

A new hair-growing drug is being sold for three times the price, per milligram, as the drug’s maker charges for another product with the same active ingredient.

1. as
2. than
3. that
4. of what
5. atwhich WHY D?

automobiler

The drug's maker charges a new hair-growing drug for another product.

the price of 

what the drug's...

两个是分开的

luolihua73

同意同意!!!

jessicafairy

我也同意选c，后面就是对price的修饰。that引导定语从句，做charge的宾语。

anchorets

new product, price.....three times of what they charge for another product.

it should be like that.