--Who is the person talking with you just now?
-- Well, if you ______ know, his name is David.
| A．may | B．can | C．must | D．shall |
—Is everyone here?
—Not yet……Look , there_______ the rest of our guests!
| A．are coming | B．comes | C．is coming | D．come |
Asking him for help is ____ because he is such a selfish person.
| A．out of the question | B．out of question |
| C．out of order | D．out of place |
A government official was murdered last Friday and the police are collecting information that is ____ to the case.
| A．similar | B．relevant | C．devoted | D．addicted |
He was busy with his essay at that time. Otherwise he ____ over to help us.
| A．had come | B．would come |
| C．would have come | D．was coming |
Many children, ____ parents are away working in big cities, are taken good care of in the village.
| A．their | B．of them | C．whose | D．with whom |