根据句意及首字母或汉语提示写出单词。
She said she would come, but didn't tell the s       time.
When d       information from the website, you must pay attention to its accuracy.
It might take time to        （上传）these pictures to the website.
C       on the refresh button on and the web page may appear again.
His         (先前的) attempts had been unsuccessful.
His aim，s to         （最大化）the difference between them.
I  spent  hours          （浏览）in the  bookstore.
Her careful description enabled us to form an         （精确的)  picture of what had happened.