题目内容
Fill in the blank with different tense.(用不同的时态填空。)I am tired. I ______(dig)all day. After having a rest I will go on digging.
答案:
解析:
解析:
| have been digging;现在完成进行时表示到现在为止一直在进行的事情,并且还将继续进行下去。
|
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