Can you help me please

Iopened the door quietly, then stood in the doorway rewrite using ..ing participle

Which sentence uses all its nominative case pronouns correctly? a we live on the same street b them and rachel are good skaters. c the redskins fans in the family are fred and me d have joanne and him played tennis together before?

Look at this photograph of a klondike gold rush camp. what would you find challenging about being in this type of environment? check all that apply. the extreme cold the steep climbs over the mountain the thick covering of snow the cramped living conditions the harsh winds