—________.
A:Yes, she was
B:Yes, she is
C:No, she wasn't
某溶液能与镁反应生成氢气,则下列各组物质在该溶液中能大量存在的是( )
填上所缺的单词。
— How ____ you?
— I'm fine, thank you.
墨子说:“志不强者智不达。”梁启超说:“有毅力者成,反者败。”这给我们的启示是( )
亡羊____牢 南____北辙 守____待兔
____苗助长 ____耳盗铃 ____竽充数