The Internet is really ______ to us. We can easily find the information we need.[ ]

A. safe

B. hard

C. boring

D. useful

补全句子：根据下列句子的汉语意思和英文提示，完成句子；每空一词。

小题1:该考虑一下我们的暑假计划了。

              to think about our plan for the summer vacation.

小题2:你最好不要过分依赖父母，学会照顾自己。

You’d better not        too much        your parents, and learn to look after yourself.

小题3:当我到达时，我发现很多人正躺在沙滩上。

I found that many people _______  _______ on the beach when I arrived there .

小题4:现在城市里越来越多的成年人花费空闲时间到大学去努力提高自己。

Now more and more city adults __   their free time       to improve themselves at college.

小题5:往往是灾难来临的时候，我们才意识到互相帮助共渡难关的重要性。

Usually we        realize the importance of helping each other and getting through difficulties together        disasters happen.