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September is the _________(九) month of the year.
1年前
用括号内动词的适当形式填空____ you ____(write) a letter to your mother at the moment?
1年前
小明同学对人体卵细胞、人体成熟红细胞、叶表皮细胞、大肠杆菌的各种资料进行分析并实验观察,获得如下表结果(表中“√”表示有,“×”表示无),你认为小明的实验记录正确的是( )
1年前
This is Mr Green________is a teacher.
1年前
The earthquake hit the city in 1906. It was the biggest in American history. (将句子连接为定语从句)
1年前