从一个方向观察长方体，最多可以看到______个面．
从一个方向观察长方体，最多可以看到它的3个面．
故答案为：3．
__________ speed and comfort, bicycles can’t match other means of transportation like cars and trains.
A．In terms of
B．In case of
C．In stead of
D．In spite of
