【简答题】George has lost ____ pen. Ask Mary if(是否)she will lend him ____ .
【单选题】关于Python语言的特点,以下选项中描述错误的是
【简答题】George has lost __pen. Ask Mary if she will lend him___.
【简答题】George has lost ____ ( his ) pen.
【简答题】George has lost his pen. Ask Mary if(是否)she will lend him ____ . ( she )
【判断题】为保证在实验过程中操作液不溅出, 滴定管插入锥型瓶深处好。 ( )
【单选题】My brother is really ____. He often works in his office far into the night. [ ]
【单选题】His failure in last year’s exam led him _____ hard and I’m sure he is on the way ______ success.
【单选题】关于 Python 语言的特点,以下选项中描述错误的是
【单选题】关于Python语言的特点,以下选项中描述错误的是