In the past , people used _____that the
题型：选择题
问题：
In the past , people used _____that the moon was too far away ________.But now it is possible for man ____there by spaceship.
A．to think ,not to reach ,to get
B．to think ,to reach ,to get
C．to thinking ,to reach ,will get
D．thought ,to reach , to get to