作业帮A\HIN1 flu is terrible,but our government____ action to prevent it already1has taken 2 took 3 will take 4 was taking
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A\HIN1 flu is terrible,but our government____ action to prevent it already1has taken 2 took 3 will take 4 was taking
A\HIN1 flu is terrible,but our government____ action to prevent it already
1has taken 2 took 3 will take 4 was taking
A\HIN1 flu is terrible,but our government____ action to prevent it already1has taken 2 took 3 will take 4 was taking
甲型H1N1流感很可怕,但是我国政府已经采取预防措施了.
选 1.has taken 现在完成时,表示已经完成的动作,并对现在有影响（即：已经采取措施预防的结果或效果.）
A\HIN1 flu is terrible,but our government____ action to prevent it already
选1.has taken现在完成时.
本句意在强调已采取措拖，所以用现在完成时
A 看到Already 这个单词基本上可选现在完成时