在251℃时,单位pH值标度相当于()电动势变化值
A.59.1mV
B.51.9mV
C.19.5mV
D.15.9mV
参考答案:A
句型转换。
1. He never rides a bike to school. (改为同义句)
He never _____to school _____ bike.
2. We go to the library every week. (就划线部分提问)
_____ _____ do you go to the library?
3. There are some eggs on the table.(改为一般疑问句)
_____ there _____ eggs on the table?
4. Lily has a Chinese class every day.(用now改写句子)
Lily _____ _____ a Chinese class now.
5. It's Thursday today. (就划线部分提问)
_____ _____ is it today?
6. There are five books on the shelf. (就划线部分提问)
_____ _____ on the shelf?
判断下面说法是否正确,对的打上“√”,错的打上 “×”。
1.《一个中国孩子的呼声》是一篇书信体文章。 ( )
2.“和平之花”在课文中指和平的花朵。 ( )
3.《和我们一样享受春天》是一首呼唤和平的诗歌。 ( )
4.“忽然听见街上咕咚咕咚有人跑,把屋子震得好像摇晃起来”是个夸张句。 ( )
5.“孩子坐在河岸边,好像在等谁似的”,这句运用了比喻的修辞手法。 ( )