Question 89: They'll be able to walk across the river                                  .

A. if the ice is thick enough                               B. if the ice will be thick enough

C. when the ice will be thick enough                 D. unless the ice is thick enough

Question 88: The more                     and positive you look, the better you will feel.

A. confidence                B. confident                  C. confide                     D. confidently

Question 87: Housework is less tiring and boring thanks to the invention of              devices.

A. labor-saving             B. environment-friendly

C. pollution-free           D. time-consuming

Question 86: Jack found it hard to              the loss of his little dog.

A. get over                    B. put off                      C. get along                  D. turn over

Question 85: A number of  prisoners              on the occasion of the Independence Day this year.

A. have been released   B. has been released     C. were released           D. was released

Question 84: Some snakes lay eggs, but                give birth to live offspring.

A. others                       B. the other                   C. other                         D. the others

Question 83: We should participate in the movement                  to conserve the natural environment.

A. to organize               B. organized                 C. organizing                D. which organized

Question 82. The jury            her compliments on her excellent knowledge of the subject.

A. paid                        B. gave                        C. made                       D. said

Question 81. An application to join this scheme places you under no obligation                

A. indeed                     B. eventually               C. apart                       D. whatsoever

Question 80. He clearly had no                     of doing any work, although it was only a week till the exam.

A. desire             B. ambition                 C. willingness             D. intention