gwd-5-18

qnzy

Q18:

Antarctica receives more solar radiation than does any other place on Earth, yet the temperatures are so cold and the ice cap is reflective, so that little polar ice melts during the summer; otherwise, the water levels of the oceans would rise 250 feet and engulf most of the world’s great cities.

is reflective, so that little polar ice melts during the summer; otherwise,

is so reflective that little of the polar ice melts during the summer; were it to do so,

so reflective that little polar ice melts during the summer, or else

reflective, so that little of the polar ice melts during the summer, or

reflects so that little of the polar ice melts during the summer; if it did

请问c是哪错了。一开始我觉得是不平行，但是be动词可以省略。是little，还是or else不对。

yukon

C.yet the temperatures are so cold and the ice cap so reflective that little polar ice melts during the summer, or else

ice对应的动词是is，和前面的are不同，不能省略

joe11

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foreverluke

IS can be omitted,