All the universities have duty to ________ their students ________ of the quick development of the scientific world．

A．make; known

B．have; understood

C．keep; informed

D．find; involved

________ was wrong．

A．Not the teacher but the students

B．Both the students and the teacher

C．Neither the students nor the teacher

D．Either the teacher or the students

After five hours' drive, they reached ________ they thought was the place they'd been dreaming of．

A．that

B．where

C．which

D．what

Which of the following is right?

A．The present leading members of the departments concerned were at the meeting．

B．At the meeting present were the leading members of the departments concerned．

C．Were present at the meeting the leading members of the departments concerned．

D．Present at the meeting were the leading members of the departments concerned．

Although a teenager, Fred could resist ________ what to do and what not to do．

A．telling

B．being told

C．to tell

D．to be told

The experiment they devoted themselves ________ at last．

A．to succeed

B．to succeeding

C．to succeeded

D．succeeded

________ good, the food already ________ by the chef was sold out soon．

A．Tasting; tasted

B．Tasted; tasted

C．Tasting; tasting

D．Tasted; tasting

Without fact, we can't form a worthwhile opinion, for we need to have factual knowledge ________ our thinking．

A．which we are based on

B．upon which we are based

C．based on

D．on which to base

________ the right decisions ________ the future is probably the most important thing we'll ever do in our lives．

A．Making; concerned

B．Make; concerning

C．To make; concerned

D．Making; concerning

Little Tom admitted ________ in the examination, ________ the teacher his word that he wouldn't do that again．

A．to cheat; to give

B．cheating; kept

C．having cheated; giving

D．to have cheated; keeping