AFFIRMATIVE

我一直在考虑买一辆新车。

I ___'ve ___been ___thinking about buying a new car.

他从毕业起就在一家软件公司工作。

He ___'s ___been ___working at a software company since he graduated.

雪从昨天夜里就一直在下。

It ___has ___been ___snowing since last night.

他们打了一下午的牌。

They ___have ___been ___playing cards all afternoon.

我已经在这个会议室外等了二十分钟了。

I ___'ve ___been ___waiting outside this meeting room for twenty minutes.