阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。
1．—________you interrupt now? Can't you see I'm on the phone?
—Sorry Sir, but it's urgent.
2．—Excuse me, could you please tell me how to get to the nearest Wenfeng Supermarket?
—OK. It' s two blocks straight ahead. You ______ miss it.
3．—I find it astonishing that your deskmate ________ be so rude to you.
—Not astonishing at all. She is always rude to anyone else.
