1. People / wear / masks / wash / hand / regularly / order / prevent / infection / Covid-19.

A. People wear masks with wash hand regularly order to prevent infection Covid-19.

B. People wear masks and wash hand regularly in order that prevent the infection of Covid-19.

C. People wear masks to wash hand regularly in order that they prevent the infection of Covid-19.

D. People wear masks and wash hand regularly in order to prevent the infection of Covid-19.

2. I / can’t / speak / English / well / as / sister.

A. I can’t speak English less well as sister.

B. I can’t speak the English as well as my sister.

C. I can’t speak English as well as my sister.

D. I can’t speak English more well as my sister.