The United States is well-known for its network of major highways 31 to help a driver get from one place to another in the shortest possible time. 32 these wide modern roads are generally 33 and well maintained with few sharp curves and many straight 34 , a direct route is not always the most 35 one. Large highways often pass by scenic areas and interesting small towns. 36 , these highways generally 37 large urban centers which means that they become crowded 38 heavy traffic during rush hours, 39 the fast direct way becomes a very slow route.

However, there is 40 always another route to take 41 you are not in a hurry. Not far from the 42 new “super-highways”, there are often older, 43 heavily traveled roads which go through the countryside. 44 of these are good two-lane roads; others are uneven roads 45 through the country. These secondary routes may go up steep slopes, along high 46 , or down frightening hillsides to towns 47 in deep valleys. Through these less direct routes, longer and slower, they generally go to places 48 the air is clean and the scenery is beautiful, and the driver way may have a 49 to get a fresh, clean 50 of the world.

(1). (单选题) 31.( )

A、designing

B、designed

C、looking

D、looked

(2). (单选题) 32

A、Although

B、Since

C、Because

D、Therefore

(3). (单选题) 33

A、stable

B、splendid

C、complicated

D、smooth

(4). (单选题) 34

A、selections

B、separations

C、series

D、sections

(5). (单选题) 35

A、terrible

B、possible

C、enjoyable

D、profitable

(6). (单选题) 36

A、Furthermore

B、For

C、Therefore

D、Yet

(7). (单选题) 37

A、lead

B、connect

C、collect

D、communicate

(8). (单选题) 38

A、in

B、for

C、with

D、on

(9). (单选题) 39

A、when

B、for

C、but

D、that

(10). (单选题) 40

A、yet

B、still

C、almost

D、quite

(11). (单选题) 41

A、unless

B、if

C、as

D、since

(12). (单选题) 42

A、relatively

B、regularly

C、respectively

D、reasonably

(13). (单选题) 43

A、and

B、less

C、more

D、or

(14). (单选题) 44

A、All

B、Several

C、Lots

D、Some

(15). (单选题) 45

A、driving

B、crossing

C、curving

D、traveling

(16). (单选题) 46

A、rocks

B、cliffs

C、roads

D、paths

(17). (单选题) 47

A、lying

B、laying

C、laid

D、lied

(18). (单选题) 48

A、there

B、when

C、which

D、where

(19). (单选题) 49

A、space

B、period

C、chance

D、spot

(20). (单选题) 50

A、view

B、variety

C、visit

D、virtue