How’s everything going— ____.

In those days our primary ______ was to provide peoplewho were trapped in the snowstorm with food and healthcare.

You seem to be familiar with London.— I ______ there for three years. It’s great to be back.

Bill can play_____violin but he can’t play _____chess.

20.This is the small house less than 15 square meters,under _____ roof lives a large family of three generations