1.¡¾2012Õã½­¾í¡¿2. The development of industry has been_______ gradual process throughout _______ human existence, from stone tools to modern technology.

A. ²»Ìî, the          B. the; a                     C. a; ²»Ìî                 D. a; a

2.¡¾2013·½­ËÕ¡¿ 35—Thank you for the flowers.

—________£®I thought they might cheer you up.

A£®That's right      B£®All right  

C£®I'm all right     D£®It's all right

3.¡¾2013·ºþÄÏ¾í¡¿ 21 Happiness and success often come to those ________ are good at recognizing their own strengths.

A. whom              B. who                   

C. what                  D. which