The zookeeper is worried because the number of visitors____smaller and smaller.A.become B.became C.is becoming D.have become为什么不选D呢?“smaller and smaller”是越来越少,用现完,表示过去就开始减少了到现在越来越少了,

来源：学生作业帮助网 编辑：六六作业网 时间：2024/12/23 08:26:26
Thezookeeperisworriedbecausethenumberofvisitors____smallerandsmaller.A.becomeB.becameC.isbecomingD.h

The zookeeper is worried because the number of visitors____smaller and smaller.A.become B.became C.is becoming D.have become为什么不选D呢?“smaller and smaller”是越来越少,用现完,表示过去就开始减少了到现在越来越少了,
The zookeeper is worried because the number of visitors____smaller and smaller.
A.become B.became C.is becoming D.have become
为什么不选D呢?“smaller and smaller”是越来越少,用现完,表示过去就开始减少了到现在越来越少了,也表示过去发生对现在的影响啊,为什么不用现完?

The zookeeper is worried because the number of visitors____smaller and smaller.A.become B.became C.is becoming D.have become为什么不选D呢?“smaller and smaller”是越来越少,用现完,表示过去就开始减少了到现在越来越少了,
the number of 作主语时谓语动词要用单数,只有C对.
加油!不明白再问!

选C 前面是一般现在时 后面时态一致

　　这是一个常考的题目，选择C，使用现在进行时是用来强调人数越来越少的情况是一直在发生的，强调了情况的严重性。

　　很高兴为您解答，祝你学习进步！
如果我的回答对你有帮助，请及时选为满意答案，谢谢~~

答：本题主考主谓一致。本句的主语是The number, 排除AD

I am just one person.What can I do for the mother earth?The environment is becoming worse and wor climbing a mountain is hard wor the zookeeper was very _w____because no one went to visit the zoo When we arrived at Beijing Wildlife Park,the zookeeper greeted us ___________(pleasant) I am just one person.What can I do for the mother earth?The environment is becoming worse and wor帮忙翻译出来,急用, Who can help me?Dear, We found a job which is zookeeper for you. The salary is $50,000 and one month holiday a year, and you can get a regular trip to observe the crocodiles. There are some requirement for this job. Firstly, you work outside with The zookeeper is worried because the number of visitors____smaller and smaller.A.become B.became C.is becoming D.have become为什么不选D呢?“smaller and smaller”是越来越少,用现完,表示过去就开始减少了到现在越来越少了, there is still room imporvement in your wor working on the Great Green Wall is--.A.a hard work B.hard workC.a quiet hard workD.such a hard wor 英语翻译1,The taste is great.(雀巢咖啡)2,Ask for more.(百事流行鞋)3Let't do the things better.(飞利普公司)4A wor|d of comfort.(日本航空公司) 英语翻译Democrats rejected a Republian proposal with short-term fixes to the debt limit and the federal shutdown.(这一句with 连接的什么啊 fix to 什么作用)Manufacturing crises to extract massive concession is not how our democracy wor For this part,youare allowed 30 minutes to write a composition in three paragraphs.The title ofthe composition is “ The Advantages of Traveling By Bicycle”.You are given thefirst sentence of each paragraph.Your composition should be about 120 wor (1/3)From him to reelected,what is essential is not that his policy wor 英语翻译In this paragraph,we first describe the two kinds ofsolid modellers:CSG and Brep modellers and we define a°dual modeller!± who is used in our wor Across the Great Wall we can reacn erey in the wor 英语翻译One misconception about the growth of the service sector is that it is creating more low skill,low value jobs than high skill,high value jobs.In fact,the evidence is to the contrary.Figure 3 shows the distribution of jobs in the US by wor it took him quite a long time to finish the wor(改为同义句) she was scoldedbecause that was the third time tat she last to wor