Studies will be needed to see if the medicine has any ____ on the disease.( )
- A.wealth
- B.effect
- C.price
- D.market
正确答案及解析
正确答案
B
解析
考查固定搭配的用法。根据语义选择B。
Studies will be needed to see if the medicine has any ____ on the disease.( )
考查固定搭配的用法。根据语义选择B。