Question

ПОМОГИТЕ ПОЖАЛУЙСТА!!!! ОЧЕНЬ СРОЧНО!!
Раскройте скобки ,употребляя глаголы в  Present Perfec, Past  Simple, Past Continuous  или  Past Perfect
1)  They (to tell) me yesterday tha you (to get) an excellent mark.
2) When you (to receive) a letter from your friend?
3) Look! What beautiful  flowers she (to buy)!
4) They (to eat) all the  apples which i (to bring).
5) When the children (to have) dinner, they (to go) for a walk.
6) She is so upset. She (to lose) the key to the front door. 

Answer 1

3. Is buying. 5. Had had, went. She have lost