[单选题]Nowadays people sometimes separate their waste to make it easier for it .
正确答案 :D
to be reused
[单选题]Why was David able to get the job in the company?
正确答案 :B
He had written some computer programs.
[单选题]若判断天气图中的台风能否登陆台湾岛,最有价值的信息是台风的
正确答案 :B
移动路径 D.移动快慢
[单选题]卷柏的孢子叶不具叶舌。( )
正确答案 :B
错误
[单选题]有性生殖是核相交替出现的前提。( )
正确答案 :A
正确
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