The underlined word “dissolve” is used to express the idea that organic matter and minerals from soil are .

A． rushed away into the river

B． cleaned and purified by water

C． destroyed and carried away by water

D． mixed with water and become part of it

[单选题]The underlined word "assertiveness" in the last paragraph probably means __A． being willing to speak one's mindB． being able to increase one's powerC． being ready to make one's own judgmentD． being quick to express one's ideas confidently

[单选题]The underlined word “descendants” in the last paragraph means a person’s _____A． later generationsB． friends and relativesC． colleagues and partnersD． later sponsors

[主观题]The underlined word “ There” in the second paragraph refers to (指的是)____________.

[单选题]The underlined word “they” in the last paragraph refers to 。A． criminals B. pigeonsC． the stolen cars D. demands for money

[单选题]The underlined word“inform”in Paragraph 2 probably means“ ”.A．affectB．changeC．disturbD．reject

[单选题]What does the word “this” underlined in the third paragraph refer to?A．We will lose much more than we can gain．B．Humans have begun destroying rainforests．C．People have a strong desire for resources．D．Much carbon dioxide comes from burning rainforests

[单选题]The underlined word “deny” in the passage means “__________”.A． 误解 B. 否认 C. 疏远 D. 减轻

[单选题]The underlined word remedy in Paragraph 1 is closest in meaning to __________.A． avoidB． acceptC． improveD． consider

[单选题]The underlined word “rainbow” in the last paragraph refers to ______.A． the rainbow in the skyB． the stripes on the pavementC． something imaginative and funD． important lessons learned in childhood

[单选题]The underlined word “rainbow” in the last paragraph refers to ______.A． the rainbow in the sky.B． the stripes on the pavementC． something imaginative and funD． important lessons learned in childhood