I used to drink a lot of tea but these days I _____ coffee.
| A．preferred | B．prefer | C．have preferred | D．am preferring |
We are said to be living in ________ Information Age，________ time of new discoveries and great changes. (2012·四川，18)
| A．an；the | B．/；the |
| C．/；a | D．the；a |
I woke up with ________ bad headache，yet by ________ evening the pain had gone.
(2012·辽宁，21)
| A．the；the | B．the；an |
| C．a；the | D．a；an |
The Smiths don’t usually like staying at________hotels，but last summer they spent a few days at a very nice hotel by________sea. (2012·江西，21)
| A．/；a | B．the；the |
| C．/；the | D．the；a |
He missed________gold in the high jump，but will get________second chance in the long jump. (2012·大纲全国Ⅱ，7)
| A．the；the | B．/；a |
| C．the；a | D．a；/ |
．The development of industry has been________gradual process throughout________human existence，from stone tools to modern technology. (2012·浙江，2)
| A．/；the | B．the；a |
| C．a；/ | D．a；a |