III. Use the correct tense of the verbs in brackets. Last year, I (1.go) __________ mountain climbing for the first time. It was exciting and terrifying at the same time. We (2.move) ___________slowly and carefully, and it (3.take) ___________ three days to get to the top. When we climbed onto the summit, we (4.find) ___________ another group of climbers. They (5.arrive) ___________ several hours ahead of us. They (6.have) ___________ dinner and listening to Beethoven. We (7.laugh) __________ and they (8.invite) ___________ us to join them. The climb (9.be) ___________, to say the least, an unforgettable experience.  

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Câu trả lời có thể đươc trình bày như sau:
1. Last year, I went mountain climbing for the first time. It was exciting and terrifying at the same time. We moved slowly and carefully, and it took three days to get to the top. When we climbed onto the summit, we found another group of climbers. They had arrived several hours ahead of us. They had had dinner and were listening to Beethoven. We laughed and they invited us to join them. The climb was, to say the least, an unforgettable experience.

They were having dinner and listening to Beethoven.

They had arrived several hours ahead of us.

When we climbed onto the summit, we found another group of climbers.

We moved slowly and carefully, and it took three days to get to the top.