2 . Use the correct form of the words below to replace the words or phrases with the same meaning in the text.
orbit joint theory launch propose accuracy satellite physicist scientific efficiently |
A 1 collective statement has been issued by a number of countries regarding plans to explore the planet Mars. Previously, a 2 machine that can transmit pictures and signals had been 3 sent off to explore the landscape and the chemical makeup of the planet, a number of which are now 4 in the state of circling around the planet. The evidence gathered so far, has led to many experts 5 suggesting that a human mission to Mars should be attempted.
In order for this to happen 6 skillfully and expertly, they have recommended that countries work together to provide investment and expertise. Work will need to be undertaken to improve the 7 exactness of the space shuttle’s direction and speed. 8 People who work in the area of physics also recommended that alternative fuel and energy sources would need to be researched.
If humans can reach Mars and the 9 proposed idea that water is hidden deep in the planet proves true, then it would be the greatest 10 science related achievement in history.