题目内容

so/such/ too/ enoughHe showed _____concern that people took him to be a relative.

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so/such/ too/ enoughHe is ____________ short to get the apple on the tree.

so/such/ too/ enoughWe have _______ chairs for everyone ,sit down please.

抗虫转基因植物目前种植面积最广的植物是（）

Bt蛋白在昆虫体内碱性环境下可以降解成有毒性的蛋白，并和特异受体结合，导致昆虫死亡。

A. 对
B. 错