1. go - going

-> Câu gợi ý rủ mời: How about + Ving?

2. store - to store

-> It is adj to Vnt.

3. causing - caused

-> Quá khứ phân từ có dạng VPII

4. in - about

-> be worried about sth

5. the others - others : những người khác

1 How about having dinner and then go to the theater? 

`to` going

Vì How about+ V-ing.
2 It's possible store solar energy for a number of days. 

`to` store

Vì adj+ to V.
3 Our environment has become worse but there are many factors causing from men. 

`to` caused 

vì vế trước chia V dạng Vp2 thì sau cũng vậy.
4 My recent electricity is enormous so I'm worried in it. 

`to` about

Vì worry about St: lo lắng về cái gì.
5 She turned on her radio at the lowest in order not to disturb the others at night.

`to ∅`