A.It is used by the residents of Toronto.
B.It is returned to a place deep in the lake.
C.It is cooled down before being used again.
D.It is added to the water inside air-conditioning systems.
[单选题]What happens to nitrogen in body tissues if a diver ascends too quickly?A.) It forms bubbles.B.) It goes directly to the brain.C.) It is reabsorbed by the lungs.D.) It has a narcotic effect.
[单选题]The water of theGreat Salt Lake is _____seawater.A.saltier than that ofB.as
[单选题]What can be inferred from Paragraph 3?A.The university system of the United
[单选题]What dose “End” at the end of the letter mean?A. Something attached to the letter.B. A complaint to the toy company.C. A hidden messageD. An encouraging response.
[单选题]What can be inferred about Alex from the last paragraph?A.The culture camps
[单选题]The big lake was [contaminated]with waste waters from nearby factories.A.wi
[单选题]What are transported mainly by water? ()A . Raw materialsB . Heavy, bulky and low value commoditiesC . Semi-processedD . Great amount goods
[单选题]What are transported mainly by water?()A . Raw materialsB . Heavy, bulky and low value commoditiesC . Semi-processedD . Great amount goods
[单选题]What did Fenn enjoy most from treasure hunters according to the passage?A.T
[单选题]What does the woman buy in the end?A.A yellow T-shin.B.A blue T-shirt.C.A pink T-shirt.