How Germs Travel on Planes — And How We Can Stop Them | Raymond Wang | TED Talks
https://www.youtube.com/watch?v=9352Hm3UxEE 1:36 by a show of hands, who's planning to leave today? 今日、非難される方は手を挙げて下さい。
Irene Cometh: Emergencies Declared
https://www.youtube.com/watch?v=kGpv504A5G0 3:50 how many of you? show me your hands.
Homeless In America Families Living In Cars
練習問題解答
a-3358 show of hands
a-4898 show of hands
a-5693 a show of hands
a-7296 by a show of hands
b-0149 by a show of hands
b-1242 by a show of hands
b-1600 by a show of hands
b-2873 by a show of hands