the weather in kunming never _____too hot ____too cold in a year.a.gets;or b.gets;and c.turn;or

问题描述:

the weather in kunming never _____too hot ____too cold in a year.a.gets;or b.gets;and c.turn;or
d.turn;and (最好解释意思)

A ( weather 不可数名词,谓语动词用单数,排除C与D,NEVER从来不,表示否定,而否定句中的并列用OR)