II. Choose the answer (A, B, C or D) that best fits the space in each question. (5-14)

Câu hỏi

'_ dinosaur fossils _ in this area before?' - 'Yes, they have.'

A. Are ... found

B. Will ... be found

C. Have ... been found

D. Were ... found

Đáp án
C. Have ... been found

Câu hỏi thuộc Bài tập:

'_____ dinosaur fossils _____ in this area before?' - 'Yes, they have.'