Could you tell me _____? I must find him. —-Sorry. I have no idea. But he was here just now .

It’s a long time ago ______ I saw you last time.　　

We’d better waitmore minutes. I think Jeff will come soon,

Do you find this Maths problem__________?—Yes. I can work it out_______.

It’s raining heavily outside.- _______, I will go back home because my son has been left alone at home.