A. were collect
B. collected
C. collecting
D. were collecting
tolong ya ka
They were studying insect while we _________________ (collect) leaves in the forest.
Jawaban:
D. Were collecting
Penjelasan:
They were artinya Tadi mereka kalau sudah memakai past tense harus nya jawaban nya juga past tense dan mirip dengan pertanyaannya.
semoga membantu.