18 (A) This will have a serious effect on agriculture. (B) We need the ozone layer to protect ourselves. (C) And the increase in temperature could be even greater in the Arctic and Antarctic regions. (D) Gases such as carbon dioxide, ozone, and water vapor absorb this energy and create more heat.

14 According to the passage, what happens when one country wants to pay a debt in gold to another country? (A) The gold is moved to the Federal Reserve Bank from the United States Assay Office. (B) The gold in the vault is moved from one country’s storage area to another’s. (C) The gold must be stamped with the insignia of the country that is receiving the payment. (D) The gold must be weighed to determine its value in dollars, since the price of gold goes up and down so frequently.

18 (A) This will have a serious effect on agriculture. (B) We need the ozone layer to protect ourselves. (C) And the increase in temperature could be even greater in the Arctic and Antarctic regions. (D) Gases such as carbon dioxide, ozone, and water vapor absorb this energy and create more heat.

其他試題

18
(A) This will have a serious effect on agriculture.
(B) We need the ozone layer to protect ourselves.
(C) And the increase in temperature could be even greater in the Arctic and Antarctic regions.
(D) Gases such as carbon dioxide, ozone, and water vapor absorb this energy and create more heat.