He always walks sideways so 3 not to inconvenience anyone. Instead of saying “Excuse me”, he prefers to glide by one side. 4 the gap is so narrow that it will not allow him to pass, Luke waits patiently 5 the obstruction (障碍物) moves by itself. Stray dogs and cats panic him, and in order to avoid them, he constantly crosses from one side of the road to the 6 .
He speaks in 7 very thin, subtle voice, so inaudible that it is hard to tell if he is speaking at 8 . He has never interrupted anybody. On the other hand, he can never manage more than two words without 9 (interrupt). This does not seem to irritate him; in fact, he actually appears happy 10 (be) able to utter(发出) those two words.
