3. We use a birdfeeder ___A. feed the birdsB. feeding the birdsC. to feed the birds 相关知识点: 试题来源: 解析 C. to feed the birds 本题考察动词不定式的用法,表示使用喂鸟器的目的。动词不定式 "to feed the birds" 正确地表达了使用喂鸟器的目的,因此答案为 C。反馈...
Birdfeeder’s negative impact1. It encourage birds to stay together and transmit diseases. For example, the red eye disease among flinch.2. Birds are easily be harmed by predators like cats, and they may bump on the windows.3. It affects their migrating behaviors as they will not move to...
1Jack's love for birds started when he made his first bird-feeder(喂鸟器) about six years ago. He f___ the feeder with bird food, put it in his backyard and then birds started coming. He became really i___ in birds as more came. Then he found that more and more birds were ...
Probably not. A nice, rich bird feeder may delay the migration of some species, but it’s not likely that they’d overwinter in the wrong place. A food source is only a small part of the reason migratory birds leave in the winter months. Other factors, such as diminishing daylight, wil...
The power of feeder-mask respirometry as a method for examining hummingbird energetics. Many birds spend important portions of their time and energy flying. For this reason, quantification of metabolic rates during flight is of crucial importance to understanding avian energy balance. Measurement of ...
Jack's love for birds started when he made his first bird-feeder about six years ago. He filled the feeder with seeds(种子), put it in his backyard and then 1 started coming. He got really2in birds as more came. Then he joined a local socicty. As he realized that more and more ...
Bird Feeder: Directed by Christopher Sadler. With Antti Pääkkönen, Pasi Ruohonen, Alexei Ryan. When it comes to saving the eggs, nothing can get in the birds' way. As long as they're not feeling peckish.
A bird feeder is provided for use in a bird cage. The feeder includes a cup having a bottom surface and an outer wall. The outer wall includes a top edge defining an inner region for holding bird feed therein. The feeder also includes a partition or other suitable structure coupled to th...
the find helps cement the dinosaur-bird connection, but it also casts new light on the mystery of why nature invented feathers in the first place. for the better part of a century, biologists have assumed that these specialized structures evolved for flight, but thats clearly not true. the ...
16.Jack's love for birds started when he made his first birdfeeder about six years ago.He filled the feeder with seeds .put it in his backyard and then Bstarted coming.He got really (47)Din birds as more came.Then be joined a local society.As he rea