Ⅳ C-E Translation
1.這個(gè)收縮的過(guò)程如此強(qiáng)烈，以至于黑洞產(chǎn)生了。
2.直到最近天文學(xué)家們才開始研究黑洞。
3.但是從理論上說(shuō)，物質(zhì)在黑洞里的行為一定非常不同。
4.黑洞有力的證據(jù)來(lái)自對(duì)雙星系的研究。
5.有一天也許人類也會(huì)遭此命運(yùn)。
單元自測(cè)答案 Unit 2
Ⅰ Word Spelling
1.density 2.collapse 3.boundary
4.constant 5.basis 6.launch
7.twin 8.companion 9.mankind
10.speculation 11.swallow 12.inadequate
13.matter 14.circumstance 15.occur
16.intense 17.evidence 18.invisible
19.astronaut 20.tropical
Ⅱ Word Form
1.were reported 2.having 3.made
4.believed 5.is being pulled 6.swallowing
7.convincing 8.totally 9.consists
10.coloured
Ⅲ Vocabulary and Structure
1.B 2.D 3.A 4.A 5.C
6.D 7.B 8.C 9.A 10.D
Ⅳ C-E Translation
1.This process of shrinking is so intense that a black hole results.
2.It is only recently/It is not until recently that astronomers have begun specific research into black holes.
3.But in theory， matter must behave very differently/in a very different manner inside the black hole.
4.The most convincing evidence of black holes comes from research into binary star systems.
5.Mankind may one day meet this fate.
1.這個(gè)收縮的過(guò)程如此強(qiáng)烈，以至于黑洞產(chǎn)生了。
2.直到最近天文學(xué)家們才開始研究黑洞。
3.但是從理論上說(shuō)，物質(zhì)在黑洞里的行為一定非常不同。
4.黑洞有力的證據(jù)來(lái)自對(duì)雙星系的研究。
5.有一天也許人類也會(huì)遭此命運(yùn)。
單元自測(cè)答案 Unit 2
Ⅰ Word Spelling
1.density 2.collapse 3.boundary
4.constant 5.basis 6.launch
7.twin 8.companion 9.mankind
10.speculation 11.swallow 12.inadequate
13.matter 14.circumstance 15.occur
16.intense 17.evidence 18.invisible
19.astronaut 20.tropical
Ⅱ Word Form
1.were reported 2.having 3.made
4.believed 5.is being pulled 6.swallowing
7.convincing 8.totally 9.consists
10.coloured
Ⅲ Vocabulary and Structure
1.B 2.D 3.A 4.A 5.C
6.D 7.B 8.C 9.A 10.D
Ⅳ C-E Translation
1.This process of shrinking is so intense that a black hole results.
2.It is only recently/It is not until recently that astronomers have begun specific research into black holes.
3.But in theory， matter must behave very differently/in a very different manner inside the black hole.
4.The most convincing evidence of black holes comes from research into binary star systems.
5.Mankind may one day meet this fate.