题目内容
20.During the last three decades,the number of people participating in physical fitness programs ________sharply.( )A. | was increasing | B. | has increased | ||
C. | had increased | D. | will be increasing |
分析 在过去的三十年里,参加健身锻炼的人数迅速地增加.
解答 答案:B.
根据前面的时间状语During the last three decades可知,本句应该用现在完成时,A项是过去进行时,表示过去的某一时刻正在发生或者进行的动作.C项为过去完成时,它表示过去的过去;D项为将来进行时,表示将来某一时刻正在进行的动作;故选B.
点评 动词的时态,弄清楚不同时态的具体用法和使用环境.
练习册系列答案
相关题目
8.-I don't think I'll be able to go mountain-climbing tomorrow.
--______?( )
--______?( )
A. | And how | B. | How come | C. | How's it going | D. | How about it |
15.Nanjing is ____ most beautiful city,where you can see ____ famous Changjiang River.( )
A. | a; the | B. | a; 不填 | C. | the; a | D. | 不填; the |
5.I felt very tired when I got home,and I straight to bed.( )
A. | go | B. | went | C. | had gone | D. | have gone |
12.-Forgotten something?I can keep an eye on your kids if you want to go and get it.
- Thank you all the same.( )
- Thank you all the same.( )
A. | It's very kind of you. | B. | Oh,how careless of me! | ||
C. | I might as well go and get it. | D. | Well,I can do without it. |
9.My voice was so little and the shop owner had to bend down to hear_______ I wanted to buy.( )
A. | what it was | B. | it was what | ||
C. | what it was that | D. | what was that |