根据汉语提示完成句子。 1. Her cell phone helps her do (她想做的一切事情)
根据汉语提示完成句子。
1. Her cell phone helps her do (她想做的一切事情)_____. 2. _______(为什么他要离开)remains a mystery. 3. It is believed ____ at least a score of buildings ____ (遭到破坏或彻底毁掉). 4. ____(他总是迟到)makes me very angry.