更多"______ proposes that every speaker "的相关试题:
[单项选择]A. A good speaker knows clearly what he needs and wants.
B. A good speaker knows it’s very important to attract the attention of his audience.
C. A good speaker has to give his audience some in-depth views.
D. A good speaker knows how he delivers his speech determines the audience’s feedback.
[单项选择]Every boy and every girl knows that each day and each hour brings their duty.
A. and
B. knows
C. brings
D. their
[填空题]As every schoolboy knows, insects pollinate flowers, while birds and mammals disperse seeds by eating fruits or transporting burs on their feathers and fur. These are examples of co-evolution, a phenomenon first described by Charles Darwin in The Descent of Man, and Selection in Relation to Sex, published in 1871.
Co-evolution, in which two species have evolved together in response to adaptations that each has imposed on the other, can be extremely subtle. For instance, some animals may help to transfer pollen from one plant to another without acting directly as the carrier themselves. Instead, they make it easier for the pollen to be dispersed by other creatures. Mats Olsson and Richard Shine, of the University of Sydney, and Elisabeth Bak-Olsson, of the University of Gothenburg in Sweden, have discovered, apparently for the first time, such a mutually beneficial arrangement between a reptile and a plant.
For most of the year the Tasmanian snow skink lizard confined to
[单项选择]Every artist knows in his heart that he is saying something to the public. Not only does he want to say it well, but he wants it to be something which has not been said before. He hopes that the public will listen and understand--he wants to teach them, and he wants them to learn from him.
What visual artists like painters want to teach is easy to make out but difficult to explain, because painters translate their experiences into shapes and colors, not words. (40) They seem to feel that a certain selection of shapes and colors, out of the countless billions possible, is exceptionally interesting for them and worth showing to us. Without their work we would never have noticed these particular shapes and colors, or have felt the delight which they brought to the artist.
Most artists take their shapes and colors from the world of nature and from human bodies in motion and stillness; their choices indicate that these aspects of the world are worth looking at, that they co
A. nothing meaningful
B. uninteresting aspects of the world
C. subjects chosen partly for their meaning
D. completely meaningless subjects
