阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡标号为61～70的相应位置上。
Susan: I’m so glad to see you, David.   小题1:   has been such a long time. How are you?
David: I’m fine, and you?
Susan: I’m just wonderful. God, time goes by so quickly! Are you going to the air quality conference in Chicago?
David: I am. And I’m really glad to see you. Just last night I found your name in the conference materials, but it didn’t come to my    小题2:   that we would meet on the plane.
Susan: I’m afraid I haven’t had time to look at     小题3:    conference materials very carefully. I had no idea you were coming, but I am certainly glad to see you. I was feeling very nervous about going there    小题4:    friends.
David: I can imagine. My English has gotten not so fluent since I returned from the States,  小题5:   I’m rather nervous myself. But I saw that you    小题6: _(give) the most important talk at the conference.
Susan:    小题7:  (frank) speaking, I’m scared to death about it.
David: I’m just giving a talk in one of the workshop sections, and I hope I won’t make all of you     ___小题8:  (disappoint).
Susan: But your English is much    小题9:   (good) than mine.
David: But you’re now the Director of the Air Quality Institute, so you    小题10:  know the technical terms.
Susan: Maybe. But I still can’t understand totally a lot of technical terms in my field.