THEY (A) WERE WONDERING WHERE (B) TO HOLD THE OFFICE PARTY AND I (C) WARNED THE ITALIAN RESTAURANT(D) NEAR THE STATION

5/ - SACH BT ANH 10 CO DAP AN
SACH BT ANH 10 CO DAP AN

5/ They (A) were wondering where (B) to hold the office party and I (C) warned the Italian restaurant

(D) near the station.