1)My hobby is carving eggshells and now I ( carve ) _______have carved___ nearly 100.

2Going home from school yesterday, I ( help ) _____helped___ an old man to go across the street.

3 At Tet, my mother and her close friends often go to the hospitals to donate cakes, sweets and toys for the sick children there. She (do)______has done___ it for many years.

5 Lan (never) ( eat ) __has never eaten________ Banh tet . She will try some this year .

6 Linh is my close friend. We ( know ) ____have known________ each other for 5 years.