I have many friends, _______ some are businessmen.
| A．of them |
| B．from which |
| C．who of |
| D．of whom |
— ____ he open the door ? — Yes , please .
| A．Will | B．Shall | C．Does | D．Would |
— Do you have to take care of your mother at home ? — Yes , I ____ .
| A．do | B．have to | C．have | D．shall |
— You ought to have called her yesterday . — Yes , I know I ____ .
| A．ought to | B．ought go have | C．ought have done | D．ought to have called |
— Would you please go to the cinema with me ? — Yes , I ____ .
| A．will | B．would | C．could | D．should |
I don''t think it any use taking with him , you ____ as well leave him alone .
| A．might | B．must | C．can | D．could |