Find the one mistake (A, B, C or D) and then correct it: We’d love (A) to have gone (B) to the barbecue, (C) but it was (D)

Câu hỏi :

Find the one mistake (A, B, C or D) and then correct it: We’d love (A) to have gone (B) to the barbecue, (C) but it was (D) possible.