Busy _____ he was, he tried his best to help you.
| A．as | B．when | C．since | D．for |
. — Do you think there is anything ____ interest in the exhibition?
— Yes, I think some of the pictures are ____.
| A．for; of help | B．of; of great help | C．in; of helpful | D．at; helpful |
. Please don’t worry about your daughter any more. She is out of danger and ____ a good nurse.
| A．take the charge of | B．takes charge of | C．in charge of | D．in the charge of |
. I don’t know why the color ____ when I washed the coat.
| A．went | B．left | C．ran | D．dropped |
. It looks as if they are going to ____ us , dollars for the concert hall.
| A．want | B．cost | C．demand | D．Charge |
. — Is there a ____ to the time that I can stay here?
— Yes, you must leave here before he comes back.
| A．number | B．length | C．limit | D．Matter |