If you visit an American friend at home in the evening, you may find that your friend wears

The purpose of the passage is to ______

The word “elements” is most similar to ______

It can be inferred from the passage that the ice would not be flat if ______

If you are in a foreign country, the best way the writer suggests to you is to wear .

Negative publicity" in the passage most likely means .

The word "means" in the passage most closely means

The paragraph following the passage most probably discusses

The word “elegant” is closest in meaning to _______.

The changes possibly caused by the cell phones are mainly concerned with

Ten thousand years ago _____.

What is the main topic of the passage?

The man mentioned in the passage, who used his cell phone too often,

The word "vulnerable" in paragraph 4 is closest in meaning to _____.

The word “constituting” is closest in meaning to_______

The underlined word “sophisticated” in paragraph 1 can be best replaced by______.