Помогите пожалуйста:
1. I must ... this work today.
a) make b) do c) be making d) be doing
2. How ... times did you call me?
a) much b) many c) little d) few
3. It's quiet today, ... no wind.
a) it is b) there is c) it was d) there was
4. This test is ... difficult for me to do.
a) too b) enough c) even d) still
5. Shall I give you ... more tea?
a) some b) any c) no d) much