She showed the visitors around the museum,the construction ________ had taken more than three years.(2011·江西)
24. The valley was _____ in sunlight, and the children were singing and jumping with joy
23. Everyone should remember it is very important to _____ the balance of nature toady.
22. She always ____ her opinion ____ facts.
21. Every morning, the fish mongers stood there ______ with the fishermen for fishes.
20. When Jack arrived, he learned Mary ____ for almost an hour.