The Buzz on Bees

2013-08-20 08:20:08 新高考·高三英语 2013年6期

岑耀坤

1. Which of the following is mentioned in the passage?

A. Caffeine has no effect on the rat brain.

B. Bee populations have been increasing.

C. The nectar of lemon plants contains caffeine.

D. Bees dislike nectar from sweetened flowers.