have been doing 是现在完成进行时, 表示动作从过去到现在一直在进行,而且还会进行下去
They may have been（ thinking ）about their work all day.
他们可能已经思考了他们的工作一整天 （而且还会继续思考下去）
若有疑问及时追问,满意敬请采纳,O(∩_∩)O谢谢~~
They may have been（ thinking ）about their work all day.这是做的首字母,为啥要填think的ing形式.
They may have been（ thinking ）about their work all day.这是做的首字母,为啥要填think的ing形式.
英语人气：433 ℃时间：2019-12-13 01:58:58
优质解答
我来回答
类似推荐
- 英语翻译
- But still teachers do not think about it.( )they have too much school work,they have no time ...
- I don't think it wise___the hard work that they have refused to do
- I don't believe they have finished their work yet,have they 如何回答.Yes.,they ( )
- (1/2)They went to have supper after they finished their work.同义改写They ＿
猜你喜欢
- 11-3+5-9+11.-1999+2001
- 2王老师给15名优秀学生买奖品,一共花了66元,笔记本每本4元,钢笔每支5元,再说说这两样物品王老师各买了多少.
- 3从百草园到三味书屋中捕鸟的过程用了一系列动词,请你找出4个,并说说作用是什么
- 4一个长方体玻璃容器，从里面量长为3分米，宽为2分米，向容器中倒入7.5升水，再把一个苹果放入水中，这时测得容器内的水面的高度是13.4厘米．这个苹果的体积是多少？
- 5名人慢慢做事,最后成功的事例具体一点
- 6马上给.在空气中的二氧化碳的密度大还是空气的大物理物理物理
- 7观沧海将动态与静态有机结合,显示了大海的辽阔威严的语句
- 8写出下面动词的过去式---过去分词 rise---- ( )----- ( ) sink----( )----- ( ) t
- 9丰台区人口占北京市人口的几分之几
- 10Do you want to buy it?Let's ___it.A.have a look