While the dogin the backyard, it a bone. a. dug / had found
b. were digging / found
c. was digging / found
d. had dug / found
e. was digging / had been found

Question

Английский язык: While the dogin the backyard, it a bone. a. dug / had foundb. were digging / foundc. was digging / foundd. had dug / founde. was digging / had been found​

Fleksander · Answer

While the dog was digging in the backyard, it found a bone.

c. was digging / found

Past Continuous, Past Simple (одно действие прерывает другое в его продолжении)

While the dogin the backyard, it a bone. a. dug / had foundb. were digging / foundc. was digging / foundd. had dug / founde. was digging / had been found​

While the dogin the backyard, it a bone. a. dug / had found
b. were digging / found
c. was digging / found
d. had dug / found
e. was digging / had been found