第二部分语言知识及应用（共两节，满分45分）
第一节单项填空（共15小题，每小题1分，满分15分）
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。
---Excuse me,but I couldn't help noticing your necklace.
---________
A.Oh,it was a present from my parents.
B.Oh,sorry,I've never noticed that myself.
C.Noticing too much is no good,isn't it?
D.Mind your own business,please.
Only through ____talks can we build trust and only through cooperation can create ____ win-win economic situation.
| A．\ ; a | B．the ; the | C．\ ; the | D．the ;a |
I really don’t know _______ I put my wallet．
| A．where was it | B．it was where that | C．where it was that | D．where was it that |
There is no _______ to think more about the matter．Take it easy．
| A．point | B．doubt | C．worry | D．need |
The young man，who by then _______ admission to university，decided to do some part-time jobs to gain more practical experience．
| A．gained | B．was gaining | C．has gained | D．had gained |
—Jack took the 8:30 bus to Guangzhou this morning．
—Really? He _____ 8:20 Express．It is much more comfortable and faster to travel by train．
| A．could have taken | B．would have taken |
| C．need have taken | D．must have taken |