1. The Central Tower is the tallest building in this city. is

No building in this city………is taller than….the Central Tower.

2. I'll consider it carefully and give you an answer next week. over

I'll……think it over………and give you an answer next week.

3. We have never stayed at a worse hotel than this. the

This…………………is the worst hotel………………..we've ever stayed at.

4. Please continue doing your work and don't let anything interrupt you. go

Please…go on doing your work…..and don't let anything interrupt you,

5. I think Da Nang is not so exciting as Ho Chi Minh City. more

I think Ho Chi Minh City…………is more exciting than……….Da Nang.