[单选题]“The goods are in nude. ” means ( )。
A.The goods are packed with wooden box
B.The goods are packed with iron box
C.No basket is used for the goods
D.No package is used for the goods

[单选题]“The goods are in nude. ’’ means ( ) 0
A.The goods are packed with wooden box
B.The goods are packed with iron box
C.No basket is used for the goods
D.No package is used for the goods

[单选题]WTO means World（　　）Organization．
A.Trade
B.Tariff
C.Tangier
D.Criterion

[单选题]“Port a little sluggish”means .
A. that the port rudder answers good .
B. that the port rudder answers slow.
C. that both rudders answer slow .
D. that the port rudder answers quickly.

[单选题]If a teacher teaches grammar mainly by means of oral repetition and substitution，he/she mostly probably adopts ( )
A、 the grammar-translation method

A.the audio-lingual approach
B.

C.the communicative approach

D.the natural approach

[单选题]Country of origin means the country ( ).
A.that sells the goods
B.where the goods are shipped
C.that buys the goods
D.where the goods are produced

[单选题]The mobility of cell phones means you can be anywhere and have the____or should I say the convenience, of a phone.
A.must
B.accompaniment
C.conclusion
D.necessity

[单选题]The new communication system is by no means a minute invention.
A.small
B.accidental
C.significant
D.timely

[不定项选择题]共用题干 Seeing Red Means Danger Ahead

The color red often means danger一and by paying attention,accidents can be prevented.In the future,
the color red also may help_________（51)danger at construction sites.Thanks to new work by engineers,
bridge supports一or________(52)kinds of materials一could one day contain a color-changing material.It
will turn red_________(53)a structure collapses or falls apart.
The secret__________(54)the color-switching material is。particular typo of molecule（分子）.A mole-
cule is a group of atoms（原子）held together by chemical bonds. Molecules come_________(55)all shapes
and sizes,and make up __________ (56)you can see,touch or feel.How a molecule behaves depends on
_________(57) kinds of atoms it contains,and how they're held together.
When a polymer(聚合物）containing a color-changing molecule called a mechanophore (机械响应性聚
合物）which is about to break,it produces a_________(58).When a polymer with mechanophore molecules
becomes" injured" or__________(59),one of the mechanophore bonds________（60）and the material turns
red."It'S a really simple detection method,"says Nancy Sottos,one of the scientists who worked on the pro-
ject.Sottos and her team tested the color-changing polymers in their lab.The test_________(61)proved
encouraging,
There is a way to get rid of the red color:light. When a bright light is shone on the mechanophore,the
broken bond is fixed,and the red color________(62).This"self-healing"may be a problem for mngi-
neers.They need to use the color-changer in big construction projects that will be_________(63)in sun-
light. And sunlight will make the rnechanophore'S warning system______(64).
Sottos and her fellow scientists still have _________(65)work to do before the color-changing mole-
cules can be used outside the lab. _________(65)
A.a pair of
B.a type of
C.a lot of
D.a part of