The worker agreed to _____ the strike if the company would satisfy their demands.

        A. call for                    B. call forth                    C. call off                    D. call up

 Carl wanted to play a joke on Bob but gave himself _____ by laughing.

   A. away    B. in    C. out    D. up

 The store had no more red shoes _____, so Mary chose brown ones instead.

A. in demand B. in store  C. in need D. in stock

. It isn't so much whether he works hard; the question is whether he works _____.

   A. above all    B. in all    C. at all    D. after all

. It is clear that the whole world is passing through a social revolution in which a central _____ must be taken by scientists and technologists.

A. process   B. attention    C. measure    D. part

We can't _____ one to change the habits of a lifetime in a short time.

   A. hope    B. wait    C. expect    D. imagine

 _____ inviting guests and not treating them properly!

   A. Strangely       B. Fantastically

   C. Surprisingly    D. Fancy

The reference she made to her friend, the poet, was interesting but too _____ for anyone to appreciate.

   A. drastic    B. dull    C. obscure   D. distinct

. Probability is the mathematical study of the _____ of an event's occurrence.

        A. desire                   B. likelihood                   C. result                   D. effect

 He stopped his ears with his hands to _____ the terrible noise.

   A. show off                    B. cut out                    C. keep from            D. shut out