Complete the text with the linking words and constructions below.

Write one letter in each gap.

[ ] gadgets make our life brighter. [ ] we can listen to music, make videos, and exchange snaps with friends whenever we want. [ ] our devices allow us to find any information and resources we need. [ ] of course, saves both time and money and gives us lots of happy moments.

A. This,

B. For example,

C. First of all,

D. What is more,