People drank a kind of tea _________ from leaves _________ a special chemical to reduce body pains and fever.
| A．making , possessed | B．made , possessing |
| C．having made, possessed | D．having been made, possessing |
He is confident,_____ , in my opinion, is the most important in society.
result of cancer.
| A．how | B．that | C．what | D．which |
—John and Lucia got married last week. Did you go to their wedding?
—No, I _____ a lecture in another city.
| A．gave | B．have given | C．had given | D．was giving |
This kind of cloth _____ well. I think it is worthy_________.
| A．washes; buying | B．is washed; buying |
| C．washes; to be bought | D．is washed; to be bought |
When Madam Curie did the science experiment again, she was more careful where she_____ a mistake.
| A．made | B．has made | C．was making | D．had made |
Since the beginning of the vacation, I_____ across the country, and my next stop is the Wuyi Mountain.
| A．had travelled | B．will travel |
C．have been travelling | D．was travelling |