QUESTIONS
EGP #763 | C2 | PAST / past perfect continuous Can use the question form. Lexical range: N/A
在我打电话之前，你一直在做什么？
What ___had you ___been ___doing before I called?
她为什么在办公室外面等了那么久？
Why ___had she ___been ___waiting outside the office for so long?
辞职之前，他在那里工作了多久？
How long ___had he ___been ___working there before he resigned?
你看到他们的时候，他们正要去哪里？
Where ___had they ___been ___going when you spotted them?
资金耗尽之前，他们一直想实现什么目标？
What ___had they ___been ___trying to achieve before the funding ran out?