.Nancy isn’t here. It’s my fault, I forgot all about ______ her.
| A．to telephone | B．telephoning | C．to telephone to | D．telephoning by |
She ____ on her homework in her study now .
| A．must work | B．can work | C．must have worked | D．must be working |
Much attention ____ pronunciation if you want to speak English well .
| A．should pay to | B．must be paid | C．should be paid to | D．will be taken of |
He must be in the park , ____ ?
| A．must not he | B．isn''t be | C．needn''t he | D．doesn''t he |
— Shall I tell Tom about it ?
— No , you ____ . I''ve told him already .
| A．needn''t | B．wouldn''t | C．mustn''t | D．shouldn''t |
There used to be a church in the past , ____ ?
| A．isn''t there | B．didn''t there | C．usen''t it | D．used not it |