It was not a serious illness, and she soon ____ it. [ ]

Do you know where the headmaster is? I have something urgent.　　　　—Oh, he ____ have gone far, for the computer is still on in the office.

What’s that noise, John?—Sorry, Linda．I forgot to tell you．The school library ______

下列加点词语与现代汉语意义相同的一项是（ ）

The reason ______ Tom came to attend the meeting was ______ he was an expert in this field.