Section B

imagine doing sth.
the supermarket in your area
at this moment
one of the best examples of this connection
their greatest work
fly from one flower to another
take pollen with them
help plants grow
without their work
about 80 per cent of the plants
the most important animals
one of the most interesting animals
work hard together
in order to store honey
another interesting thing about bees
use sth. to do sth.
play an important part in ecosystem
the number of...
a number of...
there is a lot we can do
their number is dropping
the connection between...and...
They are home to many birds.
feel disappointed
use bamboo baskets to store food
It weighs a ton.
They mean a lot to me.
our planet ecosystem
the size of a pea
can grow as big as a human hand
protect farms by eating insects
their importance in nature
because of this
studies on climate change
the largest and heaviest animal
weigh as much as 200 tons
watch blue whales swim
all oceans except the Arctic Ocean
some of the tiniest animals
live up to 90 years
last for over a year
create a lively and healthy ecosystem
the most popular house plant
the strangest animal
take care of animals and plants

imagine doing sth.（想象做某事）
the supermarket in your area（你所在地区的超市）
at this moment（此刻；现在）
one of the best examples of this connection（这种联系的最佳例子之一）
their greatest work（他们最伟大的作品）
fly from one flower to another（从一朵花飞到另一朵花）
take pollen with them（携带花粉）
help plants grow（帮助植物生长）
without their work（没有它们的劳作）
about 80 per cent of the plants（大约80%的植物）
the most important animals（最重要的动物）
one of the most interesting animals（最有趣的动物之一）
work hard together（一起努力工作）
in order to store honey（为了储存蜂蜜）
another interesting thing about bees（关于蜜蜂的另一件有趣的事）
use sth. to do sth.（用某物做某事）
play an important part in ecosystem（在生态系统中发挥重要作用）
the number of...（……的数量，作主语时谓语动词用单数）
a number of...（许多；大量，修饰可数名词复数，作主语时谓语动词用复数）
there is a lot we can do（我们有很多可以做的事）
their number is dropping（它们的数量在下降）
the connection between...and...（……与……之间的联系）
They are home to many birds.（它们是许多鸟类的家园。）
feel disappointed（感到失望）
use bamboo baskets to store food（用竹篮储存食物）
It weighs a ton.（它重达一吨。）
They mean a lot to me.（它们对我意义重大。）
our planet ecosystem（我们星球的生态系统）
the size of a pea（豌豆大小）
can grow as big as a human hand（能长到和人手一样大）
protect farms by eating insects（通过吃昆虫保护农场）
their importance in nature（它们在自然界中的重要性）
because of this（因为这个）
studies on climate change（关于气候变化的研究）
the largest and heaviest animal（最大且最重的动物）
weigh as much as 200 tons（重达200吨）
watch blue whales swim（观看蓝鲸游泳）
all oceans except the Arctic Ocean（除北冰洋外的所有海洋）
some of the tiniest animals（一些最微小的动物）
live up to 90 years（活到90岁）
last for over a year（持续一年多）
create a lively and healthy ecosystem（创造一个生机勃勃且健康的生态系统）
the most popular house plant（最受欢迎的室内植物）
the strangest animal（最奇怪的动物）
take care of animals and plants（照顾动植物）