第1部分：词汇选项(第1～15题，每题1分，共15分)下面每个句子中均有1个词或者短语划有底横线，请为每处划线部分确定1个意义最为接近的选项。
1、 of the reptile groups，the snake group was the final one to appear
A．last
B．best
C．ugliest
D．longest
2、 The witch hazel plants tolerate poor soil, dust and limited sun.
A．suffer from
B．survive in
C．thrive in
D．die from
3、 The conference explored the possibility of closer trade links.
A．rejected
B．investigated
C．proposed
D．postponed
4、 Light rays are turned aside by the intense gravitational field surrounding a black hole.
A．heightened
B．deflected
C．rotated
D．created
5、 When a man knows that he will be put into prison if he uses a potentially deadlyobject to rob or do harm to another person，he will think twice about it.
A．passive
B．lifelong
C．unhappy
D．fatal
6、 Many factory workers find their jobs tiresome.
A．difficult
B．pointless
C．profitable
D．boring
7、 Fine freshwater pearls are found in the main stream and the tributaries of the Mississippi River.
A．banks
B．deltas
C．branches
D．currents
8、 The sea was calm and still.
A．quite
B．quiet
C．yet
D．rough
9、 She has been the subject of massive media coverage.
A．extensive
B．negative
C．expensive
D．active
10、 There are some things in the class the teachers will not put up with.
A．tolerate
B．contribute
C．resist
D．prohibit
11、 Susan is looking for the dictionary，which she lost yesterday.
A．finding
B．looking up
C．looking at
D．trying to find
12、 Courageous people think quickly and act without hesitation.
A．complaint
B．consideration
C．delay
D．anxiety
13、 As the headmaster made a long speech，the ceremony was prolonged by ten minutes.
A．quickened
B．enlarged
C．enriched
D．lengthened
14、 in a bullfight，it is the movement，not the color，of objects that arouses the bull.
A．confuses
B．excites
C．scares
D．diverts
15、 A series of rifle shots disturbed the tranquility of the camp grounds.
A．solidarity
B．peacefulness
C．equanimity
D．propinquity