Workers had been waiting for favorable weather conditions to undertake the operation.

请帮忙给出正确答案和分析，谢谢！

您可能感兴趣的试题

How long have they been waiting for the phones？A．Under a week.B．One week.C．One month.D．Mor

答案解析
A．The mine workers demanded that there should be breaks for food.B．The mine owners had

答案解析
The factory had to lay ______ one third of its workers because the demand for its products

答案解析
She had waited at another museum for days and had spent all her money _____ to find Sidn

答案解析
Workers beyond Big Jim in line _____ his shift had to wait with nothing to do.A.onB.

答案解析
A I was waiting for a phone call from my agent. He had left at message the night before,

答案解析
He_______for her for onehour by the time she arrived there. A.has been waiting B.has waite

答案解析