28．---How was the flight?

　　　 ---To tell you the truth, _______ I flew on the plane I was really nervous．

　　　 A．first time　　　 B．the first time　　 C．for first time　　 D．for the first time

27．Mr. Wood was lucky enough to get on the train before it _______．

　　　 A．pulled on　　　 B pulled down　　 　 C．pulled in　　　 　 D．pulled out

26．Only then _________ what a dangerous situation she had been in．

　　　 A．she did realize　 　 B．she realized　　 C．did she realize　 D．realized she

25．Some westerners who have never been to China make the _______ that poverty exists all over the poor country．

　　　 A．suggestion　　 　 B．decision　　　　 C．assumption　　 　 D．application

24．Jack is said _________ for a fortnight since he went to bed．

　　　 A．to sleep　　　　 　　　　　　　　　　　　　　　　 B．to be sleeping

　 　 C．to be slept　　 　　　　　　　　　　　　　　　　　 D．to have been sleeping

23．If you think there ______ huge quantities of oil for the use of drivers, you are wrong．

　　　 A．is　　　　　　 B．are　　　　　　 C．has　　　　　 　 D．have

22．It ______ me that I should treat myself a dinner after such an exhausting examination．

　　　 A．happened　　　 　 B．struck　　　　 C．occurred　　　 D．took

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

21．Research _______ that over 90 percent of high school students are dissatisfied with their test scores．

　　　 A．indicates　　　 B．introduces　　 　 C．dictates　　　　 D．determines