In this passage, "learned" is used ______.

A． as a word equal to "educated"

B． as a word similar to "informed"

C． as a word close to "acquired"

D． as a word opposite to "popular"

[单选题]A．s used in this passage, "structures" means ______.A． enduranceB． organizationC． necessary partsD． energy

[单选题]It can be learned from the passage that about four billion years ago ______.A． the earth was in molten stateB． the earth surface temperature was above 100℃C． the earth surface temperature was below 100℃D． rain water could remain on the earth

[单选题]It can be learned from the passage that parents should ________.A． encourage children to paintB． value friendship among childrenC． discover the hidden talent in childrenD． protect rather than destroy children’s dreams

[单选题]It can be learned from the passage that parents should ________.A． encourage children to paintB． value friendship among childrenC． discover the hidden talent in childrenD． protect rather than destroy children’s dreams

[单选题]A．s used in this passage，the word “valid” in the second paragraph means______A． foreignB． 1egalC． monetaryD． illegal

Making a speech is an art which is constantly used, and it has to be learned and

[单选题]A．ccording to the passage, both "popular" words and "learned" words ______.A． seem to be of no useB． can help people to get a better comprehension of the language.C． are easy to masterD． have gone beyond our mother's reach

[单选题]In this passage, "optical" can be understood as related to ______.A．lightB．audioC．electronicsD．multimedia

[单选题]Passage Four"Cool" is a word with many meanings. Its old meaning is used to express a temperature that is a little bit cold. As the world has changed, the word has had many different meanings."Cool" can be used to express feelings of interest in

[单选题]The last word of the passage "counts" most probably means ______.A． is most importantB． is includedC． is consideredD． is numbered