Her parents______her letter last week. They dont know what has happened toA．must receiveB．

Her parents______her letter last week. They dont know what has happened to

A．must receive

B．must have received

C．ought to receive

D．ought to have received

请帮忙给出正确答案和分析，谢谢！

您可能感兴趣的试题

You __________ her in her office last Friday; she

答案解析
You __________ her in her office last Friday

答案解析
My daughter is looking forward to _______ （收到) letters from her friends.

答案解析
I attribute her success in science ______ the encouragement she received from her parents.

答案解析
Mary wanted to go to Europe by herself, but her parents ________ on her idea.A、frowned

答案解析
Her interest in the newspaper business came from her parents, ________ of whom were jo

答案解析
He was completely ______ by her tale of abandonment by her parents.A．taken awayB．taken dow

答案解析