1 . Oceans, like the rest of the world, are impacted by the burning of fossil fuels and the          of greenhouse gases like carbon dioxide.

A．supply

B．assistance

C．quantity

D．release

7 . 根据语境，选择下框中的单词或短语，必要时用正确的形式填空。框中有两个多余的单词或短语。

promote     supply     carve     keep a balance     proposal in shock     shelter     means     point of view     donate

1. An emergency ______ of food was transported to the area by the army.
2. Chinese writing was first done by ______ symbols onto bones and shells.
3. Everyone was ______ to see that a large city lay in ruins after the earthquake.
4. ______ between work and family can be a big challenge for many parents.
5. Reading books about ancient civilisations gave me a new ______ on my own world.
6. Experts conducted several tests and then made a ______ for how the buildings coud be saved.
7. Many countries took part in the project and ______ money to protect cultural sites along the Nile River.
8. Because the houses are round, they can survive strong winds and floods, and are good ______ during a disaster.