Our research found out the drug is so _____ as to be able to change brain chemistry.

单选题

Our research found out the drug is so _____ as to be able to change brain chemistry.

答案解析

问答题

Without research we can ’t be sure of the size of our market or even who our market is.Without research we can ’t be sure of the size of our market or even who our market is.

答案解析

单选题

On our ___ from the last holiday, we found that Somebody had broken into our flat.

答案解析

单选题

During the ___ two decades, research has greatly expanded our knowledge about the sleep and dreams.

答案解析

单选题

____ has been found out ___ oil food is bad for our health.

答案解析