根据句意和首字母提示,完成句子

根据句意和首字母提示,完成句子
T__ evening,we got to the top of the mountain
Our plane will I__ on Hainan Island soon
Suddenly an alien a___ before us
The table must be very strong because it is made of s___
You can t__ me.I am the only one that can help you
Light travels at a s___ of 300.000 km per second