Dancing Honeybees
Many flowering plants depend on bees for pollination. When a honeybee discovers a patch of flowers with nectar and pollen, the bee flies to the hive to 30 ______ the other honeybees. The bee dances to communicate with the other bees in the hive.
The bee’s dance is a code that 31 ______ the direction and distance of the flowers. The honeybee uses the sun as her point of reference. For example, if she 32 ______ her dance to the left of an imaginary vertical line perpendicular to the sun, this signals to the other bees that the location of the flowers is to the left of the sun. A long dance indicates a larger find, 33 ______ a short dance signals a smaller discovery.
Within a short period of time, many worker bees leave the hive and 34 ______ for the flowers. A honeybee can visit between 50 and 100 flowers during a single collection trip. The 35 ______ honeybee produces about onetwelfth of a teaspoon of honey in her lifetime. Honeybees must visit about two million flowers to make one pound (0.45 kg) of honey. In this way, honeybees play a 36 ______ role in both nature and human life.
Вставьте пропущенное слово.
1) alarm
2) alert
3) aware
4) await
Поскольку перед пропуском стоит «to», далее должен быть глагол, поэтому прилагательное «aware» не подходит, далее следует выбирать глагол с наиболее подходящим значением: alarm — сигнал тревоги, alert — просто уведомление, await — ожидать.
Ответ: 2.

