5.Economy should be developed to raise people’s living standard.__________, effective measures should be taken to deal with different types of pollution caused by the economic development.
Whose possession has the house _________ since the 1500s?
The findings of the research, _________ on a lot of experiments, are convincing.
The boy cheated in the English examination so he deserved ________.
-- He said you’d be giving them a lift. -- ________. There are already five people.
-- Who is dancing to music in the next room? -- ________ the children.