1. What ( think ) you ( think ) of my idea ?
2. An event of great importance ( take ) place in 988.
3. Prince Yaroslav's son ( marry ) the daughter of the Byzantine Emperor Constantine Monomachus.
4. Look! The baby ( smile ).
5. How ( celebrate ) you usually ( celebrate )
6. They're at the grandparent's . They ( celebrate ) her birthday.
7.They always ( celebrate ) her birthday.
8. They ( celebrate ) the event at 7 o'clock yesterday. Поставлю лайк.

1. What do you think of my idea ?

2. An event of great importance took place in 988.

3. Prince Yaroslav's son married the daughter of the Byzantine Emperor Constantine Monomachus.

4. Look! The baby is smiling.

5. How do you usually celebrate...

6. They're at the grandparents' . They are celebrating her birthday.

7.They always celebrate her birthday.

8. They were celebrating the event at 7 o'clock yesterday.

Ответ:

1)do,think

2)took

3)married

4)is smiling

5)do,celebrate

6)are celebrating

7)celebrate

8)were celebrating