WASHINGTON, March 14 (Xinhua) --U.S. President Barack Obama confirmed on Saturday at the White House that China can have confidence in the American economy.

"Not just the Chinese government, but every investor can have absolute confidence in the _ of investments in the United States," Obama said.

"There is a reason why even in the midst of this economic downfall you have seen actual increases in investment flows here in the U. S.,"he said.

Obama also noted the U. S. will push for stricter regulation of the financial industry "front and center" at the upcoming Group of 20Summit in London ,ending an argument between the Europe and the United States over whether more focus should be placed on financial regulatory reform.

Chinese Premier Wen Jiabao said earlier Friady he is "a little bit worried "about the safety of Chineseassets in the United States ,urging the U. S. government to ensure the security of those assets.

China has invested its hugeforeign exchangereserves in low-risk but low-yield assets ,such as U. S.government bonds ,to play it safe . According to the U.S. Treasury, China held 681.9 billion U.S. dollars worth of U.S. government bonds as of November.

"China is indeed the largest creditor of the United States, which is the world' s biggest economy .We are extremely interested in developments in the U. S. economy."said Wen, adding that he is expecting the effect of the measures taken by the U.S.government to counter the global financial crisis.

Asked to react to Wen' s concern, Lawrence Summers, director of the U.S. National Economic Council, noted on Friday that the U.S. will be soundsteward of the money it invests.

"This is a commitment that the president has made very clear--we need to be sound stewards of the money we invest."said Summers in a speech at the Brookings Institution, a leading think tank in the united states.

What are the answers to this following set of questions:

1. Who is the biggest creditor of the U.S.?
2. Is the U.S. the second largest economy in the world?
3. Which is it?
4. Who is the Premier of China?
5. Is he comfortable with the Chinese investments in the U.S.?
6. What does China have most of its money in?
7. What is an example of that?
8. How much does it currently have in that particular investment?
9. Does the U.S. agree that China should be worried about its money?
10. Who has a contrary opinion?
11. Who is that?
12. Does anyone else share Lawrence's views?
13. Who else?
14. Is he Speaker of the House?
15. What's his official title then?
16. Does Obama believe the U.S. should loosen financial regulations?
17. Who has the U.S. recently been in disagreement with?
18. What about?
19. Where are they going to discuss this issue?
20. Will that be in London?
1. China
2. No
3. the biggest
4. Wen Jiabao
5. No
6. low-risk but low-yield assets
7. U.S.government bonds
8. 681.9 billion U.S. dollars
9. No
10. Lawrence Summers
11. director of the U.S. National Economic Council
12. Yes
13. Barack Obama
14. No
15. U.S. President
16. No
17. Europe
18. whether more focus should be placed on financial regulatory reform
19. at the Group of 20 Summit
20. Yes