(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

(1) When Jim was nineteen years old, he went into the army. A. 正确 B. 错误 (2) Jim learned to mend watches from a teacher. A. 正确 B. 错误 (3) He mended watches for his friends. A. 正确 B. 错误 (4) The officer didn't bring Jim watches. A. 正确 B. 错误 (5) Jim mended a watch for an officer. A. 正确 B. 错误 (6) Jim wanted the captain to pay him one pound. A. 正确 B. 错误