В треугольнике АВС, ВД-биссектриса. Найдите градусную меру угла АСВ.известно что угол А=38 градусов,а В=40

Отнесите факты, о которых идет речь сначала к будущему, затем к прошлому, используя соответствующие формы глагола to be.
1.There are twelve students in our group.
2.There is a beautiful garden near the house.
3.There is a big blackboard in the classroom.
4. There is a letter for him on the table.
5.There are two lifts in the house.
6.There are 300 pages in the book.
7.There is a new stadium in the town.
8.There is a table in the middle of the room.
9.There is a hospital in the village.
10.Are there many sentences in this exercise?
11.Is there much work to do at home?
12.There are no pictures in the book.
13.There is no theatre in the town.
14.There are no maps on the walls of the classroom.