等动练习是指速度相等的练习。
参考答案：错
--When are the Shutes leaving for New York？---Pardon？ ---I asked ___________.
A．when are the Shutes leaving for New York
B．when the Shutes are leaving for New York
C．when were the Shutes leaving for New York
D．when the Shutes were leaving for New York
酿酒酵母
