31.It is difficult to between Mary and her younger sister
A.decide B.distinguish C.explore D.express
30.You have done so much that you are pass the exam.
A.bound to B.turn to C.adjust to D.object to
29.The fact has worried many scientists the earth is becoming warmer and wormer.
A.what B.that C.though D.which
28.Do you still remember the rider and his new bike we saw in the street last week?
A.which B.who C.that D.whom
27.Tony the fact that he had made a mistake.
A.accounted B.permitted C.allowed D.acknowledged
26.But for her help,we the task in time.
A.will not finish B.had not finished
C.can not finish D.could not have finished
25.The guidance booklet can be of great help to wants to do the job.
A.whoever B.whomever C.no matter who D.who
24.He felt happy when his boss stated that he could some time for exercise.
A.set out B.set aside C.set off D.set up
23. into the school basketball team is a great pleasure for me.
A.To accept B.Accepting C.Being accepted D.Accepted
22.-Is Bob still performing?
-I’m afraid not.He is said the stage already as he has become an officiaL
A.to have left B.to leave C.to have been left D.to be left