新概念英語(yǔ)第三冊(cè)逐句精講語(yǔ)言點(diǎn) 第55課 來(lái)自地球的問(wèn)候(3)

　　Whether a planet can support life depends on the size and brightness of its star, thatis its 'sun'. Imagine a star up to twenty times larger, brighter, brighter and hotterthan our own sun. A planet would have to be a very long way from it to be capable ofsupporting life.

　　7.Whether a planet can support life depends on the size and brightness of its star,that is its 'sun'.

　　一顆行星是否能夠維持生命取決于它的恒星—即它的“太陽(yáng)”—的大小和亮度。

　　語(yǔ)言點(diǎn):句子結(jié)構(gòu)分析:whether a planet can support是主語(yǔ)從句。

　　8.Imagine a star up to twenty times larger, brighter, brighter and hotter than our ownsun.

　　設(shè)想一下，一顆恒星比我們的太陽(yáng)還要大，還要亮，還要熱20倍。

　　9.A planet would have to be a very long way from it to be capable of supporting life.

　　那么一顆行星為了維持生命就要離開(kāi)的它的恒星非常遠(yuǎn)。

　　語(yǔ)言點(diǎn):句子結(jié)構(gòu)分析:would have to be是虛擬語(yǔ)氣結(jié)構(gòu)。