1 . Anderson made the announcement at the conference______the company would be closing.

A．that

B．when

C．where

D．whether

2 . The emperor asked his officials to interpret his dream, _____ he gave the instruction ______a group of officials should go on his behalf to find more about Buddha.

A．in which, what	B．when, which
C．where, which	D．after which, that

3 . The problem _______he will have his college education at home or abroad remains untouched.

A．how

B．whether

C．that

D．when

4 . “The Mozart effect” is a study described in 1993 in Nature _______ aroused public interest about the idea _______ listening to a classical music somehow improves the brain.

A．that; which	B．what; why
C．who; that	D．which; that

5 . .
Though having discussed it for long, they still haven’t reached an agreement__________they should pour more money into the project.

A．that

B．if

C．whether

D．what

6 . People have the belief _______ factories should produce fewer things from raw materials, ________ the supply is growing smaller and smaller.

A．which; that	B．that; of which
C．that; whose	D．which; whose