I/ HAVING/ MY/ WITH/ AM/ A/ PARTY/ FRIENDS/ BIRTHDAY A. I AM HAVIN...

50. - LOP 4 UNIT 4 LY THUYET BAI TAP DAP AN
LOP 4 UNIT 4 LY THUYET BAI TAP DAP AN

50. I/ having/ my/ with/ am/ a/ party/ friends/ birthday

a. I am having with a birthday party my friends.

b. I am having a birthday party with my friends.