Scientists have created GM tomatoes which fresh for 45 days, three times as long as normal tomatoes.
A. are stayed
B. have been stayed
C. stay
D. stayed
Scientists have created GM tomatoes which fresh for 45 days, three times as long as norma
答案:2 悬赏:30 手机版
解决时间 2021-12-18 02:00
- 提问者网友：为你轻狂半世殇
- 2021-12-17 09:30
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- 五星知识达人网友：薄荷加冰要多心凉
- 2021-12-17 10:45
A. are stayedB. have been stayed(答案→)C. stayD. stayed解析： 考查时态。which引导的定语从句是说明转基因西红柿的一般性质，故用一般现在时；又因为stay是连系动词，故选C。
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- 1楼网友：盐甜味女孩
- 2021-12-17 11:14
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