26. Physics is ________ to the science which was called natural philosophy in history.

A) alike B) equivalent C) likely D) uniform

27. The new appointment of our president ________ from the very beginning of next semester.

A) takes effect B) takes part C) takes place D) takes turns

28. The president made a ________ speech at the opening ceremony of the sports meeting， which encouraged the sportsmen greatly.

A) vigorous B) tedious C) flat D) harsh

29. It is useful to be able to predict the extent ________ which a price change will affect supply and demand.

A) from B) with C) to D) for

30. Finding a job in such a big company has always been ________ his wildest dreams.

A) under B) over C) above D) beyond

26-30 BAACD