Mum wrote to me every week ,_____she was too busy with her teaching work . A if B even C unless D when
The question came up at the meeting _____ we had not enough money to do the research.
Is this hotel _____ you said we were to stay in your letter?
A modern university has been set up in ______ used to be.
Can you imagine that a smart man like him_____ make such a stupid mistake?
--- Who told you my address ? --- I don’t remember clearly. It _____ Li Mei. ---It _____ Li Mei. She doesn’t know it.