(1) Many big cities like London or Beijing become very "foggy" these days. A. 正确 B. 错误 (2) The "fog" is actually a problem that caused by air pollution. A. 正确 B. 错误 (3) The air in London has become cleaner since nobody was allowed to buy coal(煤). A. 正确 B. 错误 (4) The air pollution from big factories mainly causes "fog" problem in China. A. 正确 B. 错误 (5) China can solve the air pollution as easily as London. A. 正确 B. 错误 (6) If people pay attention to the problem, there will be no more air pollution in China A. 正确 B. 错误