Selecting a mobile phone for personal use is no easy task because technology __

Selecting a mobile phone for personal use is no easy task because technology __

题型:不详难度:来源:
Selecting a mobile phone for personal use is no easy task because technology __________ so rapidly.
A.is changingB.has changedC.will have changedD.will change

答案
A
解析
此题考查现在进行时态的用法。句意为“选择一部移动电话不是一件容易的事,因为科技发展得十分迅速。”本句的主句一般现在时表达的是目前的情况,而“科技发展迅速”也是现阶段正存在的一种状态,不是在过去,也不是在将来,因此只能用现在进行时表达。
举一反三
All the preparations for the task ___________, and we’re ready to start.
A.completedB.completeC.had been completedD.have been completed

题型:不详难度:| 查看答案
—I hear Jane has gone to the Holy Island for her holiday.
—Oh, how nice! Do you know when she  ____ ?
A.was leavingB.had leftC.has leftD.left

题型:不详难度:| 查看答案
I can guess you were in a hurry. You __ your sweater inside out.
A.had wornB.woreC.were wearingD.are wearing

题型:不详难度:| 查看答案
— We __ that you would fix the TV set this week.
— I’m sorry. I __ to, but I’ve been too busy.
A.had expected; had intendedB.are expecting; had intended
C.expect; intendD.expected; intend

题型:不详难度:| 查看答案
He will stop showing off, if no notice __ of him.
A.is takenB.will be takenC.takesD.has taken

题型:不详难度:| 查看答案
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