题目内容
19、We on this project for four hours. Let’s have a rest.
A．are working B．have been working C．worked D．had worked
试题答案
19、B
We_______on this project for four hours. Let’s have a rest.
| A．are working | B．have been working | C．worked | D．had worked |
We_______on this project for four hours. Let’s have a rest.
A．are working B．have been working C．worked D．had worked
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We on this project for four hours. Let’s have a rest.
A．are working B．have been working C．worked D．had worked
查看习题详情和答案>>
We_______on this project for four hours. Let’s have a rest.
| A．are working | B．have been working | C．worked | D．had worked |
We ____ on this project for four hours. Let’s have a rest.
| A．are working | B．have been working | C．worked | D．had worked |
We _______ on this project for four hours. Let’s have a rest.
| A．are working | B．have been working |
| C．worked | D．had worked |
We _____ on this project for four hours．Let’s have a rest．
A．are working B．have been working
C．worked D．had worked
查看习题详情和答案>>We _____ on this project for four hours． Let’s have a rest．
A． are working B． have been working
C． worked D． had worked
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