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On 13 April, the Titanic was sailing at full speed towards New York. surprised spent had wanted The captain, who (4)_____________(receive) warnings about icebergs all day, had missed the warnings as they (5)__________(arrive). At ., the Titanic sank into the sea. It (6) __________(hit) an iceberg just over two hours before. Of the 2,208 people aboard the ship, only 705 (7)___________(survive). Explorer Robert Ballard (8) __________(search) for the Titanic for more than 20 year before he found it. ‘When new technology was developed, we (9)________(use) it to send cameras down into sea. Finally, we found the ship.’ With his cameras, he was able to find the hole along the side of the ship which (10) __________(cause) it to fill with water and sink. had received arrived had hit had searched used had caused survived Summary: Whether to use the simple past tense or the past perfect tense depends on the sequence of the events. The present perfect or the past perfect? Howard Carter is one of the most famous explorers the world has ever known. Past Present Future Howard Carter became famous. Summary: The present perfect tense is used when we are talking about a past event in connection with the present time. The present perfect or the past perfect? Past Present Gee Gould had been to the tomb. He caught a high fever and died.