阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项。
I had spent five exhausting years on my essay for my Ph. D．and was anxiously preparing for my oral boards (口头答辩)which were to be held in California, and I hada flight through Minneapolis, where I was to change.My flight was very late, and I was soon in an all-out run tomy flight. I had to stop to catch myon a moving sidewalk when Ia woman in her fiftieswith a carry-on bag.
I don't know, but I looked at her face and blurted out, “Are you going on Flight 567 to California?”
She responded, “Yes.”
“So am I,” I responded. “Give me your bag. I'll runand tell them to wait for you.” I took her bag and began running again.
Ionto the plane and told a flight attendant that one more passenger was behind me and to pleasethe plane for her. Imyself with her bag, and a few moments later she
arrived and was the last person on the planethey closed the doors and it. After the plane leveled off, Ithe bag to her, and she smiled at me and thanked me.
I didn't sleep a wink in the hotel and arrived at theat seven o'clock in the morning. Thekept me waiting for an hour in a room. I walked into the boardroom and was initially frightened by all thein their robes（长袍）. As I slowlyat the faces of all the board members, I noticed the bright face of a woman. She gave me a smilea young schoolgirl. It was the same woman whose bag I had carried ahead the night before. , whenever I made a mistake on any question, she did a great job of relaxing me.

A．prepared B．caught C．scheduled D．bought

A．trains B．buses C．planes D．directions

A．catch B．run C．get D．hold

A．flight B．breath C．bag D．companion

A．greeted B．met C．noticed D．sought

A．walking B．struggling C．carrying D．dashing

A．how B．why C．what D．where

A．suddenly B．immediately C．fast D．ahead

A．raced B．got C．solved D．opened

A．leave B．hold C．remain D．stay

A．found B．took C．seated D．occupied

A．after B．when C．while D．before

A．left out B．set off C．took off D．started off

A．presented B．sent C．proved D．showed

A．place B．university C．palace D．museum

A．meeting B．board C．essay D．argument

A．professors B．assistants C．teachers D．employees

A．started B．watched C．glanced D．glared

A．like B．as C．of D．from

A．In the end B．No matter how C．What's more D．Needless to say