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、
The dentist has decided to extract her bad tooth.
A．take out
B．break off
C．push in
D．dig up
2、 The economy continued to exhibit signs of decline in September.
A．play
B．show
C．send
D．tell
3、 This table is strong and durable.
A．long-lasting
B．extensive
C．far-reaching
D．eternal
4、 He endured great pain before he finally expired.
A．fired
B．resigned
C．die
D．retreated
5、 The girl is gazing at herself in the mirror.
A．smiling
B．laughing
C．shouting
D．staring
6、 The price of vegetables fluctuates according to the weather.
A．jumps
B．rises
C．falls
D．changes
7、 Did you do that to irritate her?
A．tease
B．attract
C．annoy
D．protect
8、 Mary looked pale and weary.
A．ill
B．tired
C．worried
D．peaceful
9、 The water in this part of the river has been contaminated by sewage (污水).
A．polluted
B．downgraded
C．mixed
D．blackened
10、 Her treatment of the subject is exhaustive.
A．boring
B．thorough
C．interesting
D．touching
11、 These are their motives for doing it.
A．reasons
B．excuses
C．answers
D．plans
12、 The river widens considerably as it begins to turn west.
A．twists
B．stretches
C．broadens
D．bends
13、 Henry cannot resist the lure of drugs.
A．abuse
B．flavor
C．temptation
D．consumption
14、 These programs are of immense value to old people.
A．natural
B．fatal
C．tiny
D．enormous
15、 A great deal has been done to remedy the situation.
A．maintain
B．improve
C．assess
D．protect