I haven' t seen Mary these past few days. I m afraid she ____ herself for some time.
| A．isn't feeling | B．hasn' t been feeling |
| C．hadn't been feeling | D．wasn't feeling |
. It was not until nearly a month later _________I received the managers reply.
| A．since | B．when | C．as | D．that |
---- What do you think of the book? ---- Oh, excellent .It is worth __________ a second time.
| A．to read | B．to be read | C．reading | D．being read |
. Such animals like dinosaurs died out because they could not _________ to the change of the climate.
| A．suit | B．keep | C．adapt | D．switch |
If you get up early and run every day, it will ______________ you.
| A．benefit from | B．be of benefit | C．be beneficial to | D．benefit to |
I am _______ that he has not answered my letter.
| A．bothered | B．interrupted | C．interfered | D．annoyed |