1.were neck and neck 2.or, fall behind3 hurried out4 it useful5 As soon as, return6 him go7over,lost their lives8happened to me9here and there10 walk along, arrive
答案为：1 were neck and neck2 or fall behind3 hurried out4 it useful 5 the moment return6 him going7 Over lost their lives8 occurred /happened to me9 here and there 10 Go/walk along see
