_________is generally believed, it is human activities that have contributed to the global warming.
A. As B. That
C. What D. It
I will go to Paris to attend an exhibition many world-famous companies will present their latest products.
A. when B. which
C. where D. whose
It was funny that he should have told such a funny story made everyone present burst into laughter.
A. as B. that
C. which D. what
He is commonly regarded as a funny man rather than as a reformer , at bottom, he is.
A. when B. where
C. that D. which
Some citizens will attend a meeting to be held by our city government, the opinions can be voiced freely there.
A. of which B. of whom
C. in which D. in whom
She is looking forward to the day her daughter wins the gold medal in the Olympics.
A. how B. which
C. when D. where
