问题补充：
He always walks sideways so 3not to inconvenience anyone. Instead of saying “Excuse me”, he prefers to glide by one side. 4the gap is so narrow that it will not allow him to pass, Luke waits patiently 5the 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 7very 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.1. skinny 2. they 3. as 4. If 5. until (till)
答案：
(答案→)1. skinny 2. they 3. as 4. If 5. until (till)
解析：无
