1.32 They are trying to design generations that will produce high-pressure steam as () as possible.

1.43题目:The first， second， and third prizes went to Bob， Jack and Henry ().

1.42题目:You can’t get across the river () by swimming.

1.41题目:Why do you look so ()? You never smile or look cheerful.

1.40题目:Before we can pass you fit， you will have to () a number of medical tests.

1.39题目:I always () what I have said.

1.38题目:I expect her to () her obligation.

1.37题目:We can accept your order () payment is made in advance.

1.36题目:Work should not be allowed to () our lives.

1.35题目:If law and order ()， neither the citizen nor his property is safe.

1.34题目:Oppositions leaders will be watching carefully to see how the Prime Minister () the crisis.