根据语境，选择下框中的单词替换句中划线部分的词或词块，使之意思一致。

potentially     distinct     objectives     available     apparently     remarkable     encountered

1. Personally, I used to try effective way to achieve my academic goals. ____________
2. I came across many hikers who were headed to a distant camp-ground with just enough time to get there before dark . ____________
3. It is important to make food and water accessible to the survivors . ____________
4. The two flowers are different from one another, so it’s easy to make a distinction between them.__________
5. I think Huang Danian was a truly extraordinary scientist. _______________
6. We will probably benefit from remote-controlled houses.______________
7. I wasn’t there, but obviously the opening ceremony of Hangzhou Asian Games was amazing._____________