101. when professor Robert leaves the university which is famous for its scholastic attainments next year he ____ for the university for forty years.
A) Will have worked
B) will work
C) have worked
D) have been working

102.. By the time you arrive in London, we ____ in Europe for two weeks.
A) shall stay
B) have stayed
C) will have stayed
D) have been staying

103.. I appreciated ____ the opportunity to study abroad two years ago.
A) having been given
B) having given
C) to have been given
D) to have given

104. Living in the central Australian desert has its problems, ____ obtaining water is not the least.
A) of which
B) for what
C) as
D) whose

105.The heart is ____intelligent than the stomach, for they are both controlled by the brain.
A) not so
B)not much
C) much more
D) no more

101.C 102.A 103.A 104. D 105.C