单句改错。下列句子中，每句有一个错误，请予以改正。错误涉及一个单词的增加、删除或修改。 增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。 删除：把多余的词用斜线（/）划掉。 修改：在错的词下划一横线，并在该词下面写出修改后的词。 1. Tom asked his mother where she has put his model warship. ______ 2. The plane which pilot got a sudden heart attack was in great danger of crash. ______ 3. The soup was smelt strange, so he asked the waiter to change it for another bowl. ______ 4. Mrs. Smith bought three pet dogs, all of them were black. ______ 5. The hurricane left the whole city in ruins and it seemed as if the world was at end. ______ 6. Over 1% of the students in that school has caught the new type of flu. ______ 7. Peope in Beijing also felt the quake, which is more than two hundred kilometers far away. ______ 8. Dislike China, Canada has a much smaller population with much larger land. ______ 9. He taught himself English while worked in a bank. ______ 10. Along the way children dressed long wool coats stopped to look at us. ______