Choose the right variant.
1. What time (mustn't, will, shall) I pick you up from (a, the, -) work? - (At, in, about) 7 sharp.
2. Have you heard Jane playing (the, a, -) piano (late, lately)?
3. I like living in the country. It's a lot (peaceful) than the city.
4. (a, the, -) Louvre has a large number of famous works, ...